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Finding the Fourth Proportional to 351,500.70, 527,167.72 and 151,711.98

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Solution

The fourth proportional to 351,500.70, 527,167.72 and 151,711.98 is: 227,532.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,500.70 : 527,167.72 = 151,711.98 : x
  2. Step 2: Convert to fraction form
    351,500.70/527,167.72 = 151,711.98/x
  3. Step 3: Cross multiply
    351,500.70x = 527,167.72 × 151,711.98
  4. Step 4: Simplify right side
    351,500.70x = 79,977,658,593.29
  5. Step 5: Solve for x
    x = 79,977,658,593.29/351,500.70
  6. Step 6: Final answer
    x = 227,532.00

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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.