Home / 331,819.40-497,729.10-110,203.40

Finding the Fourth Proportional to 331,819.40, 497,729.10 and 110,203.40

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Solution

The fourth proportional to 331,819.40, 497,729.10 and 110,203.40 is: 165,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,819.40 : 497,729.10 = 110,203.40 : x
  2. Step 2: Convert to fraction form
    331,819.40/497,729.10 = 110,203.40/x
  3. Step 3: Cross multiply
    331,819.40x = 497,729.10 × 110,203.40
  4. Step 4: Simplify right side
    331,819.40x = 54,851,439,098.94
  5. Step 5: Solve for x
    x = 54,851,439,098.94/331,819.40
  6. Step 6: Final answer
    x = 165,305.10

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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.