Home / 332,857.40-499,236.89-122,446.13

Finding the Fourth Proportional to 332,857.40, 499,236.89 and 122,446.13

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Solution

The fourth proportional to 332,857.40, 499,236.89 and 122,446.13 is: 183,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,857.40 : 499,236.89 = 122,446.13 : x
  2. Step 2: Convert to fraction form
    332,857.40/499,236.89 = 122,446.13/x
  3. Step 3: Cross multiply
    332,857.40x = 499,236.89 × 122,446.13
  4. Step 4: Simplify right side
    332,857.40x = 61,129,622,025.32
  5. Step 5: Solve for x
    x = 61,129,622,025.32/332,857.40
  6. Step 6: Final answer
    x = 183,651.09

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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.