Home / 726,561.28-1,002,774.72-424,696.96

Finding the Fourth Proportional to 726,561.28, 1,002,774.72 and 424,696.96

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Solution

The fourth proportional to 726,561.28, 1,002,774.72 and 424,696.96 is: 586,152.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,561.28 : 1,002,774.72 = 424,696.96 : x
  2. Step 2: Convert to fraction form
    726,561.28/1,002,774.72 = 424,696.96/x
  3. Step 3: Cross multiply
    726,561.28x = 1,002,774.72 × 424,696.96
  4. Step 4: Simplify right side
    726,561.28x = 425,875,375,148.85
  5. Step 5: Solve for x
    x = 425,875,375,148.85/726,561.28
  6. Step 6: Final answer
    x = 586,152.04

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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.