Home / 331,514.04-457,489.42-180,611.04

Finding the Fourth Proportional to 331,514.04, 457,489.42 and 180,611.04

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Solution

The fourth proportional to 331,514.04, 457,489.42 and 180,611.04 is: 249,243.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,514.04 : 457,489.42 = 180,611.04 : x
  2. Step 2: Convert to fraction form
    331,514.04/457,489.42 = 180,611.04/x
  3. Step 3: Cross multiply
    331,514.04x = 457,489.42 × 180,611.04
  4. Step 4: Simplify right side
    331,514.04x = 82,627,639,935.20
  5. Step 5: Solve for x
    x = 82,627,639,935.20/331,514.04
  6. Step 6: Final answer
    x = 249,243.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.