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Finding the Fourth Proportional to 510,993.18, 766,601.99 and 151,135.92

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Solution

The fourth proportional to 510,993.18, 766,601.99 and 151,135.92 is: 226,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,993.18 : 766,601.99 = 151,135.92 : x
  2. Step 2: Convert to fraction form
    510,993.18/766,601.99 = 151,135.92/x
  3. Step 3: Cross multiply
    510,993.18x = 766,601.99 × 151,135.92
  4. Step 4: Simplify right side
    510,993.18x = 115,861,093,402.04
  5. Step 5: Solve for x
    x = 115,861,093,402.04/510,993.18
  6. Step 6: Final answer
    x = 226,737.06

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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.