Home / 726,402.33-1,002,929.04-454,580.10

Finding the Fourth Proportional to 726,402.33, 1,002,929.04 and 454,580.10

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Solution

The fourth proportional to 726,402.33, 1,002,929.04 and 454,580.10 is: 627,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,402.33 : 1,002,929.04 = 454,580.10 : x
  2. Step 2: Convert to fraction form
    726,402.33/1,002,929.04 = 454,580.10/x
  3. Step 3: Cross multiply
    726,402.33x = 1,002,929.04 × 454,580.10
  4. Step 4: Simplify right side
    726,402.33x = 455,911,583,296.10
  5. Step 5: Solve for x
    x = 455,911,583,296.10/726,402.33
  6. Step 6: Final answer
    x = 627,629.57

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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.