Home / 730,297.62-1,007,792.15-408,010.14

Finding the Fourth Proportional to 730,297.62, 1,007,792.15 and 408,010.14

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Solution

The fourth proportional to 730,297.62, 1,007,792.15 and 408,010.14 is: 563,043.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,297.62 : 1,007,792.15 = 408,010.14 : x
  2. Step 2: Convert to fraction form
    730,297.62/1,007,792.15 = 408,010.14/x
  3. Step 3: Cross multiply
    730,297.62x = 1,007,792.15 × 408,010.14
  4. Step 4: Simplify right side
    730,297.62x = 411,189,414,172.35
  5. Step 5: Solve for x
    x = 411,189,414,172.35/730,297.62
  6. Step 6: Final answer
    x = 563,043.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.