Home / 486,834.27-730,273.96-149,890.02

Finding the Fourth Proportional to 486,834.27, 730,273.96 and 149,890.02

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Solution

The fourth proportional to 486,834.27, 730,273.96 and 149,890.02 is: 224,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,834.27 : 730,273.96 = 149,890.02 : x
  2. Step 2: Convert to fraction form
    486,834.27/730,273.96 = 149,890.02/x
  3. Step 3: Cross multiply
    486,834.27x = 730,273.96 × 149,890.02
  4. Step 4: Simplify right side
    486,834.27x = 109,460,778,469.88
  5. Step 5: Solve for x
    x = 109,460,778,469.88/486,834.27
  6. Step 6: Final answer
    x = 224,841.97

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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.