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Finding the Fourth Proportional to 269,449.35, 371,842.70 and 148,594.92

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Solution

The fourth proportional to 269,449.35, 371,842.70 and 148,594.92 is: 205,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,449.35 : 371,842.70 = 148,594.92 : x
  2. Step 2: Convert to fraction form
    269,449.35/371,842.70 = 148,594.92/x
  3. Step 3: Cross multiply
    269,449.35x = 371,842.70 × 148,594.92
  4. Step 4: Simplify right side
    269,449.35x = 55,253,935,516.11
  5. Step 5: Solve for x
    x = 55,253,935,516.11/269,449.35
  6. Step 6: Final answer
    x = 205,062.42

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1.5x scale

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.