Home / 486,685.08-730,029.24-149,723.46

Finding the Fourth Proportional to 486,685.08, 730,029.24 and 149,723.46

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Solution

The fourth proportional to 486,685.08, 730,029.24 and 149,723.46 is: 224,585.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,685.08 : 730,029.24 = 149,723.46 : x
  2. Step 2: Convert to fraction form
    486,685.08/730,029.24 = 149,723.46/x
  3. Step 3: Cross multiply
    486,685.08x = 730,029.24 × 149,723.46
  4. Step 4: Simplify right side
    486,685.08x = 109,302,503,713.97
  5. Step 5: Solve for x
    x = 109,302,503,713.97/486,685.08
  6. Step 6: Final answer
    x = 224,585.69

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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.