Home / 331,984.80-497,321.10-181,956.60

Finding the Fourth Proportional to 331,984.80, 497,321.10 and 181,956.60

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Solution

The fourth proportional to 331,984.80, 497,321.10 and 181,956.60 is: 272,575.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,984.80 : 497,321.10 = 181,956.60 : x
  2. Step 2: Convert to fraction form
    331,984.80/497,321.10 = 181,956.60/x
  3. Step 3: Cross multiply
    331,984.80x = 497,321.10 × 181,956.60
  4. Step 4: Simplify right side
    331,984.80x = 90,490,856,464.26
  5. Step 5: Solve for x
    x = 90,490,856,464.26/331,984.80
  6. Step 6: Final answer
    x = 272,575.30

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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.