Home / 558,358.20-837,537.30-488,374.20

Finding the Fourth Proportional to 558,358.20, 837,537.30 and 488,374.20

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Solution

The fourth proportional to 558,358.20, 837,537.30 and 488,374.20 is: 732,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,358.20 : 837,537.30 = 488,374.20 : x
  2. Step 2: Convert to fraction form
    558,358.20/837,537.30 = 488,374.20/x
  3. Step 3: Cross multiply
    558,358.20x = 837,537.30 × 488,374.20
  4. Step 4: Simplify right side
    558,358.20x = 409,031,608,857.66
  5. Step 5: Solve for x
    x = 409,031,608,857.66/558,358.20
  6. Step 6: Final answer
    x = 732,561.30

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Similar ratio
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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.