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Finding the Fourth Proportional to 464,481.54, 696,723.39 and 127,526.80

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Solution

The fourth proportional to 464,481.54, 696,723.39 and 127,526.80 is: 191,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,481.54 : 696,723.39 = 127,526.80 : x
  2. Step 2: Convert to fraction form
    464,481.54/696,723.39 = 127,526.80/x
  3. Step 3: Cross multiply
    464,481.54x = 696,723.39 × 127,526.80
  4. Step 4: Simplify right side
    464,481.54x = 88,850,904,411.85
  5. Step 5: Solve for x
    x = 88,850,904,411.85/464,481.54
  6. Step 6: Final answer
    x = 191,290.50

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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.