Home / 331,649.19-497,351.39-118,360.04

Finding the Fourth Proportional to 331,649.19, 497,351.39 and 118,360.04

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Solution

The fourth proportional to 331,649.19, 497,351.39 and 118,360.04 is: 177,496.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,649.19 : 497,351.39 = 118,360.04 : x
  2. Step 2: Convert to fraction form
    331,649.19/497,351.39 = 118,360.04/x
  3. Step 3: Cross multiply
    331,649.19x = 497,351.39 × 118,360.04
  4. Step 4: Simplify right side
    331,649.19x = 58,866,527,335.90
  5. Step 5: Solve for x
    x = 58,866,527,335.90/331,649.19
  6. Step 6: Final answer
    x = 177,496.37

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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.