Home / 681,352.20-1,022,136.30-232,115.40

Finding the Fourth Proportional to 681,352.20, 1,022,136.30 and 232,115.40

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Solution

The fourth proportional to 681,352.20, 1,022,136.30 and 232,115.40 is: 348,209.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,352.20 : 1,022,136.30 = 232,115.40 : x
  2. Step 2: Convert to fraction form
    681,352.20/1,022,136.30 = 232,115.40/x
  3. Step 3: Cross multiply
    681,352.20x = 1,022,136.30 × 232,115.40
  4. Step 4: Simplify right side
    681,352.20x = 237,253,576,129.02
  5. Step 5: Solve for x
    x = 237,253,576,129.02/681,352.20
  6. Step 6: Final answer
    x = 348,209.89

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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.