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Finding the Fourth Proportional to 284,086.65, 425,580.46 and 237,946.54

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Solution

The fourth proportional to 284,086.65, 425,580.46 and 237,946.54 is: 356,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,086.65 : 425,580.46 = 237,946.54 : x
  2. Step 2: Convert to fraction form
    284,086.65/425,580.46 = 237,946.54/x
  3. Step 3: Cross multiply
    284,086.65x = 425,580.46 × 237,946.54
  4. Step 4: Simplify right side
    284,086.65x = 101,265,397,948.61
  5. Step 5: Solve for x
    x = 101,265,397,948.61/284,086.65
  6. Step 6: Final answer
    x = 356,459.54

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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.