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Finding the Fourth Proportional to 448,527.52, 672,676.62 and 132,910.62

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Solution

The fourth proportional to 448,527.52, 672,676.62 and 132,910.62 is: 199,331.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,527.52 : 672,676.62 = 132,910.62 : x
  2. Step 2: Convert to fraction form
    448,527.52/672,676.62 = 132,910.62/x
  3. Step 3: Cross multiply
    448,527.52x = 672,676.62 × 132,910.62
  4. Step 4: Simplify right side
    448,527.52x = 89,405,866,623.70
  5. Step 5: Solve for x
    x = 89,405,866,623.70/448,527.52
  6. Step 6: Final answer
    x = 199,331.95

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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.