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Finding the Fourth Proportional to 244,212.70, 366,319.05 and 169,417.30

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Solution

The fourth proportional to 244,212.70, 366,319.05 and 169,417.30 is: 254,125.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,212.70 : 366,319.05 = 169,417.30 : x
  2. Step 2: Convert to fraction form
    244,212.70/366,319.05 = 169,417.30/x
  3. Step 3: Cross multiply
    244,212.70x = 366,319.05 × 169,417.30
  4. Step 4: Simplify right side
    244,212.70x = 62,060,784,389.57
  5. Step 5: Solve for x
    x = 62,060,784,389.57/244,212.70
  6. Step 6: Final answer
    x = 254,125.95

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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.