Home / 726,588.44-1,002,715.98-454,569.38

Finding the Fourth Proportional to 726,588.44, 1,002,715.98 and 454,569.38

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Solution

The fourth proportional to 726,588.44, 1,002,715.98 and 454,569.38 is: 627,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,588.44 : 1,002,715.98 = 454,569.38 : x
  2. Step 2: Convert to fraction form
    726,588.44/1,002,715.98 = 454,569.38/x
  3. Step 3: Cross multiply
    726,588.44x = 1,002,715.98 × 454,569.38
  4. Step 4: Simplify right side
    726,588.44x = 455,803,981,344.69
  5. Step 5: Solve for x
    x = 455,803,981,344.69/726,588.44
  6. Step 6: Final answer
    x = 627,320.72

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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.