Home / 331,584.20-497,254.80-107,003.60

Finding the Fourth Proportional to 331,584.20, 497,254.80 and 107,003.60

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Solution

The fourth proportional to 331,584.20, 497,254.80 and 107,003.60 is: 160,466.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,584.20 : 497,254.80 = 107,003.60 : x
  2. Step 2: Convert to fraction form
    331,584.20/497,254.80 = 107,003.60/x
  3. Step 3: Cross multiply
    331,584.20x = 497,254.80 × 107,003.60
  4. Step 4: Simplify right side
    331,584.20x = 53,208,053,717.28
  5. Step 5: Solve for x
    x = 53,208,053,717.28/331,584.20
  6. Step 6: Final answer
    x = 160,466.19

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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.