Home / 331,098.15-496,258.38-153,229.44

Finding the Fourth Proportional to 331,098.15, 496,258.38 and 153,229.44

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Solution

The fourth proportional to 331,098.15, 496,258.38 and 153,229.44 is: 229,664.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,098.15 : 496,258.38 = 153,229.44 : x
  2. Step 2: Convert to fraction form
    331,098.15/496,258.38 = 153,229.44/x
  3. Step 3: Cross multiply
    331,098.15x = 496,258.38 × 153,229.44
  4. Step 4: Simplify right side
    331,098.15x = 76,041,393,662.71
  5. Step 5: Solve for x
    x = 76,041,393,662.71/331,098.15
  6. Step 6: Final answer
    x = 229,664.21

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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.