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Finding the Fourth Proportional to 571,737.60, 857,647.68 and 151,008

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Solution

The fourth proportional to 571,737.60, 857,647.68 and 151,008 is: 226,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,737.60 : 857,647.68 = 151,008 : x
  2. Step 2: Convert to fraction form
    571,737.60/857,647.68 = 151,008/x
  3. Step 3: Cross multiply
    571,737.60x = 857,647.68 × 151,008
  4. Step 4: Simplify right side
    571,737.60x = 129,511,660,861.44
  5. Step 5: Solve for x
    x = 129,511,660,861.44/571,737.60
  6. Step 6: Final answer
    x = 226,522.90

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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.