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Finding the Fourth Proportional to 298,332.27, 447,497.87 and 88,117.83

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Solution

The fourth proportional to 298,332.27, 447,497.87 and 88,117.83 is: 132,176.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,332.27 : 447,497.87 = 88,117.83 : x
  2. Step 2: Convert to fraction form
    298,332.27/447,497.87 = 88,117.83/x
  3. Step 3: Cross multiply
    298,332.27x = 447,497.87 × 88,117.83
  4. Step 4: Simplify right side
    298,332.27x = 39,432,540,793.43
  5. Step 5: Solve for x
    x = 39,432,540,793.43/298,332.27
  6. Step 6: Final answer
    x = 132,176.59

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1.5x scale

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.