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Finding the Fourth Proportional to 297,209.29, 410,148.76 and 169,887.61

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Solution

The fourth proportional to 297,209.29, 410,148.76 and 169,887.61 is: 234,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,209.29 : 410,148.76 = 169,887.61 : x
  2. Step 2: Convert to fraction form
    297,209.29/410,148.76 = 169,887.61/x
  3. Step 3: Cross multiply
    297,209.29x = 410,148.76 × 169,887.61
  4. Step 4: Simplify right side
    297,209.29x = 69,679,192,580.86
  5. Step 5: Solve for x
    x = 69,679,192,580.86/297,209.29
  6. Step 6: Final answer
    x = 234,444.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.