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Finding the Fourth Proportional to 561,329.88, 842,051.52 and 182,234.76

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Solution

The fourth proportional to 561,329.88, 842,051.52 and 182,234.76 is: 273,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,329.88 : 842,051.52 = 182,234.76 : x
  2. Step 2: Convert to fraction form
    561,329.88/842,051.52 = 182,234.76/x
  3. Step 3: Cross multiply
    561,329.88x = 842,051.52 × 182,234.76
  4. Step 4: Simplify right side
    561,329.88x = 153,451,056,654.84
  5. Step 5: Solve for x
    x = 153,451,056,654.84/561,329.88
  6. Step 6: Final answer
    x = 273,370.55

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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.