Home / 987,209.22-1,480,813.83-239,255.22

Finding the Fourth Proportional to 987,209.22, 1,480,813.83 and 239,255.22

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Solution

The fourth proportional to 987,209.22, 1,480,813.83 and 239,255.22 is: 358,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,209.22 : 1,480,813.83 = 239,255.22 : x
  2. Step 2: Convert to fraction form
    987,209.22/1,480,813.83 = 239,255.22/x
  3. Step 3: Cross multiply
    987,209.22x = 1,480,813.83 × 239,255.22
  4. Step 4: Simplify right side
    987,209.22x = 354,292,438,675.69
  5. Step 5: Solve for x
    x = 354,292,438,675.69/987,209.22
  6. Step 6: Final answer
    x = 358,882.83

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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.