Home / 1,010,164.22-1,515,209.42-300,173.81

Finding the Fourth Proportional to 1,010,164.22, 1,515,209.42 and 300,173.81

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Solution

The fourth proportional to 1,010,164.22, 1,515,209.42 and 300,173.81 is: 450,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,164.22 : 1,515,209.42 = 300,173.81 : x
  2. Step 2: Convert to fraction form
    1,010,164.22/1,515,209.42 = 300,173.81/x
  3. Step 3: Cross multiply
    1,010,164.22x = 1,515,209.42 × 300,173.81
  4. Step 4: Simplify right side
    1,010,164.22x = 454,826,175,472.37
  5. Step 5: Solve for x
    x = 454,826,175,472.37/1,010,164.22
  6. Step 6: Final answer
    x = 450,249.74

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Double scale
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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.