Home / 1,555,481.20-2,333,221.80-433,550.20

Finding the Fourth Proportional to 1,555,481.20, 2,333,221.80 and 433,550.20

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Solution

The fourth proportional to 1,555,481.20, 2,333,221.80 and 433,550.20 is: 650,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,481.20 : 2,333,221.80 = 433,550.20 : x
  2. Step 2: Convert to fraction form
    1,555,481.20/2,333,221.80 = 433,550.20/x
  3. Step 3: Cross multiply
    1,555,481.20x = 2,333,221.80 × 433,550.20
  4. Step 4: Simplify right side
    1,555,481.20x = 1,011,568,778,034.36
  5. Step 5: Solve for x
    x = 1,011,568,778,034.36/1,555,481.20
  6. Step 6: Final answer
    x = 650,325.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.