Home / 331,449.24-497,232.30-121,380.60

Finding the Fourth Proportional to 331,449.24, 497,232.30 and 121,380.60

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Solution

The fourth proportional to 331,449.24, 497,232.30 and 121,380.60 is: 182,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,449.24 : 497,232.30 = 121,380.60 : x
  2. Step 2: Convert to fraction form
    331,449.24/497,232.30 = 121,380.60/x
  3. Step 3: Cross multiply
    331,449.24x = 497,232.30 × 121,380.60
  4. Step 4: Simplify right side
    331,449.24x = 60,354,354,913.38
  5. Step 5: Solve for x
    x = 60,354,354,913.38/331,449.24
  6. Step 6: Final answer
    x = 182,092.30

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1.5x scale

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.