Home / 327,177.32-490,671.14-127,453.19

Finding the Fourth Proportional to 327,177.32, 490,671.14 and 127,453.19

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Solution

The fourth proportional to 327,177.32, 490,671.14 and 127,453.19 is: 191,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,177.32 : 490,671.14 = 127,453.19 : x
  2. Step 2: Convert to fraction form
    327,177.32/490,671.14 = 127,453.19/x
  3. Step 3: Cross multiply
    327,177.32x = 490,671.14 × 127,453.19
  4. Step 4: Simplify right side
    327,177.32x = 62,537,598,943.32
  5. Step 5: Solve for x
    x = 62,537,598,943.32/327,177.32
  6. Step 6: Final answer
    x = 191,142.83

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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.