Home / 591,149.92-887,078.16-217,210.72

Finding the Fourth Proportional to 591,149.92, 887,078.16 and 217,210.72

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Solution

The fourth proportional to 591,149.92, 887,078.16 and 217,210.72 is: 325,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,149.92 : 887,078.16 = 217,210.72 : x
  2. Step 2: Convert to fraction form
    591,149.92/887,078.16 = 217,210.72/x
  3. Step 3: Cross multiply
    591,149.92x = 887,078.16 × 217,210.72
  4. Step 4: Simplify right side
    591,149.92x = 192,682,885,829.88
  5. Step 5: Solve for x
    x = 192,682,885,829.88/591,149.92
  6. Step 6: Final answer
    x = 325,945.89

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Similar ratio
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1.5x scale

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.