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Finding the Fourth Proportional to 451,182.88, 676,859.76 and 181,331.96

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Solution

The fourth proportional to 451,182.88, 676,859.76 and 181,331.96 is: 272,032.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,182.88 : 676,859.76 = 181,331.96 : x
  2. Step 2: Convert to fraction form
    451,182.88/676,859.76 = 181,331.96/x
  3. Step 3: Cross multiply
    451,182.88x = 676,859.76 × 181,331.96
  4. Step 4: Simplify right side
    451,182.88x = 122,736,306,925.93
  5. Step 5: Solve for x
    x = 122,736,306,925.93/451,182.88
  6. Step 6: Final answer
    x = 272,032.28

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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.