Home / 664,851.24-997,270.38-166,215.24

Finding the Fourth Proportional to 664,851.24, 997,270.38 and 166,215.24

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Solution

The fourth proportional to 664,851.24, 997,270.38 and 166,215.24 is: 249,321.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,851.24 : 997,270.38 = 166,215.24 : x
  2. Step 2: Convert to fraction form
    664,851.24/997,270.38 = 166,215.24/x
  3. Step 3: Cross multiply
    664,851.24x = 997,270.38 × 166,215.24
  4. Step 4: Simplify right side
    664,851.24x = 165,761,535,556.59
  5. Step 5: Solve for x
    x = 165,761,535,556.59/664,851.24
  6. Step 6: Final answer
    x = 249,321.24

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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.