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Finding the Fourth Proportional to 244,281.40, 366,422.10 and 169,631.80

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Solution

The fourth proportional to 244,281.40, 366,422.10 and 169,631.80 is: 254,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,281.40 : 366,422.10 = 169,631.80 : x
  2. Step 2: Convert to fraction form
    244,281.40/366,422.10 = 169,631.80/x
  3. Step 3: Cross multiply
    244,281.40x = 366,422.10 × 169,631.80
  4. Step 4: Simplify right side
    244,281.40x = 62,156,840,382.78
  5. Step 5: Solve for x
    x = 62,156,840,382.78/244,281.40
  6. Step 6: Final answer
    x = 254,447.70

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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.