Home / 437,321.13-656,073.75-247,872.27

Finding the Fourth Proportional to 437,321.13, 656,073.75 and 247,872.27

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Solution

The fourth proportional to 437,321.13, 656,073.75 and 247,872.27 is: 371,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,321.13 : 656,073.75 = 247,872.27 : x
  2. Step 2: Convert to fraction form
    437,321.13/656,073.75 = 247,872.27/x
  3. Step 3: Cross multiply
    437,321.13x = 656,073.75 × 247,872.27
  4. Step 4: Simplify right side
    437,321.13x = 162,622,489,699.91
  5. Step 5: Solve for x
    x = 162,622,489,699.91/437,321.13
  6. Step 6: Final answer
    x = 371,860.58

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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.