Home / 1,498,129.80-2,247,194.70-433,206.60

Finding the Fourth Proportional to 1,498,129.80, 2,247,194.70 and 433,206.60

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Solution

The fourth proportional to 1,498,129.80, 2,247,194.70 and 433,206.60 is: 649,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,129.80 : 2,247,194.70 = 433,206.60 : x
  2. Step 2: Convert to fraction form
    1,498,129.80/2,247,194.70 = 433,206.60/x
  3. Step 3: Cross multiply
    1,498,129.80x = 2,247,194.70 × 433,206.60
  4. Step 4: Simplify right side
    1,498,129.80x = 973,499,575,525.02
  5. Step 5: Solve for x
    x = 973,499,575,525.02/1,498,129.80
  6. Step 6: Final answer
    x = 649,809.90

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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.