Home / 296,584.64-444,565.92-138,680

Finding the Fourth Proportional to 296,584.64, 444,565.92 and 138,680

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Solution

The fourth proportional to 296,584.64, 444,565.92 and 138,680 is: 207,874.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,584.64 : 444,565.92 = 138,680 : x
  2. Step 2: Convert to fraction form
    296,584.64/444,565.92 = 138,680/x
  3. Step 3: Cross multiply
    296,584.64x = 444,565.92 × 138,680
  4. Step 4: Simplify right side
    296,584.64x = 61,652,401,785.60
  5. Step 5: Solve for x
    x = 61,652,401,785.60/296,584.64
  6. Step 6: Final answer
    x = 207,874.56

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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.