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Finding the Fourth Proportional to 493,039.36, 739,557.42 and 119,062.36

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Solution

The fourth proportional to 493,039.36, 739,557.42 and 119,062.36 is: 178,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,039.36 : 739,557.42 = 119,062.36 : x
  2. Step 2: Convert to fraction form
    493,039.36/739,557.42 = 119,062.36/x
  3. Step 3: Cross multiply
    493,039.36x = 739,557.42 × 119,062.36
  4. Step 4: Simplify right side
    493,039.36x = 88,053,451,780.71
  5. Step 5: Solve for x
    x = 88,053,451,780.71/493,039.36
  6. Step 6: Final answer
    x = 178,593.15

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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.