Home / 493,747.90-740,546.18-156,744.56

Finding the Fourth Proportional to 493,747.90, 740,546.18 and 156,744.56

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Solution

The fourth proportional to 493,747.90, 740,546.18 and 156,744.56 is: 235,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,747.90 : 740,546.18 = 156,744.56 : x
  2. Step 2: Convert to fraction form
    493,747.90/740,546.18 = 156,744.56/x
  3. Step 3: Cross multiply
    493,747.90x = 740,546.18 × 156,744.56
  4. Step 4: Simplify right side
    493,747.90x = 116,076,585,143.78
  5. Step 5: Solve for x
    x = 116,076,585,143.78/493,747.90
  6. Step 6: Final answer
    x = 235,092.82

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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.