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Finding the Fourth Proportional to 361,170.48, 539,559.38 and 233,772.86

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Solution

The fourth proportional to 361,170.48, 539,559.38 and 233,772.86 is: 349,237.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,170.48 : 539,559.38 = 233,772.86 : x
  2. Step 2: Convert to fraction form
    361,170.48/539,559.38 = 233,772.86/x
  3. Step 3: Cross multiply
    361,170.48x = 539,559.38 × 233,772.86
  4. Step 4: Simplify right side
    361,170.48x = 126,134,339,402.43
  5. Step 5: Solve for x
    x = 126,134,339,402.43/361,170.48
  6. Step 6: Final answer
    x = 349,237.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.