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Finding the Fourth Proportional to 244,639.98, 337,290.63 and 158,446.86

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Solution

The fourth proportional to 244,639.98, 337,290.63 and 158,446.86 is: 218,454.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,639.98 : 337,290.63 = 158,446.86 : x
  2. Step 2: Convert to fraction form
    244,639.98/337,290.63 = 158,446.86/x
  3. Step 3: Cross multiply
    244,639.98x = 337,290.63 × 158,446.86
  4. Step 4: Simplify right side
    244,639.98x = 53,442,641,230.92
  5. Step 5: Solve for x
    x = 53,442,641,230.92/244,639.98
  6. Step 6: Final answer
    x = 218,454.24

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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.