Home / 331,418.24-457,356.48-180,514.88

Finding the Fourth Proportional to 331,418.24, 457,356.48 and 180,514.88

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Solution

The fourth proportional to 331,418.24, 457,356.48 and 180,514.88 is: 249,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,418.24 : 457,356.48 = 180,514.88 : x
  2. Step 2: Convert to fraction form
    331,418.24/457,356.48 = 180,514.88/x
  3. Step 3: Cross multiply
    331,418.24x = 457,356.48 × 180,514.88
  4. Step 4: Simplify right side
    331,418.24x = 82,559,650,104.42
  5. Step 5: Solve for x
    x = 82,559,650,104.42/331,418.24
  6. Step 6: Final answer
    x = 249,110.16

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1.5x scale

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.