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Finding the Fourth Proportional to 454,250.79, 680,343.08 and 352,231.20

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Solution

The fourth proportional to 454,250.79, 680,343.08 and 352,231.20 is: 527,545.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,250.79 : 680,343.08 = 352,231.20 : x
  2. Step 2: Convert to fraction form
    454,250.79/680,343.08 = 352,231.20/x
  3. Step 3: Cross multiply
    454,250.79x = 680,343.08 × 352,231.20
  4. Step 4: Simplify right side
    454,250.79x = 239,638,057,718.94
  5. Step 5: Solve for x
    x = 239,638,057,718.94/454,250.79
  6. Step 6: Final answer
    x = 527,545.71

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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.