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Finding the Fourth Proportional to 609,014.72, 913,500.21 and 159,732.02

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Solution

The fourth proportional to 609,014.72, 913,500.21 and 159,732.02 is: 239,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,014.72 : 913,500.21 = 159,732.02 : x
  2. Step 2: Convert to fraction form
    609,014.72/913,500.21 = 159,732.02/x
  3. Step 3: Cross multiply
    609,014.72x = 913,500.21 × 159,732.02
  4. Step 4: Simplify right side
    609,014.72x = 145,915,233,813.72
  5. Step 5: Solve for x
    x = 145,915,233,813.72/609,014.72
  6. Step 6: Final answer
    x = 239,592.29

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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.