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Finding the Fourth Proportional to 494,073.30, 741,183.77 and 157,124.95

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Solution

The fourth proportional to 494,073.30, 741,183.77 and 157,124.95 is: 235,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,073.30 : 741,183.77 = 157,124.95 : x
  2. Step 2: Convert to fraction form
    494,073.30/741,183.77 = 157,124.95/x
  3. Step 3: Cross multiply
    494,073.30x = 741,183.77 × 157,124.95
  4. Step 4: Simplify right side
    494,073.30x = 116,458,458,773.76
  5. Step 5: Solve for x
    x = 116,458,458,773.76/494,073.30
  6. Step 6: Final answer
    x = 235,710.89

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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.