Home / 411,761.13-616,567.40-331,359.93

Finding the Fourth Proportional to 411,761.13, 616,567.40 and 331,359.93

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Solution

The fourth proportional to 411,761.13, 616,567.40 and 331,359.93 is: 496,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,761.13 : 616,567.40 = 331,359.93 : x
  2. Step 2: Convert to fraction form
    411,761.13/616,567.40 = 331,359.93/x
  3. Step 3: Cross multiply
    411,761.13x = 616,567.40 × 331,359.93
  4. Step 4: Simplify right side
    411,761.13x = 204,305,730,090.08
  5. Step 5: Solve for x
    x = 204,305,730,090.08/411,761.13
  6. Step 6: Final answer
    x = 496,175.37

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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.