Home / 344,248.40-515,932.76-277,719.88

Finding the Fourth Proportional to 344,248.40, 515,932.76 and 277,719.88

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Solution

The fourth proportional to 344,248.40, 515,932.76 and 277,719.88 is: 416,224.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,248.40 : 515,932.76 = 277,719.88 : x
  2. Step 2: Convert to fraction form
    344,248.40/515,932.76 = 277,719.88/x
  3. Step 3: Cross multiply
    344,248.40x = 515,932.76 × 277,719.88
  4. Step 4: Simplify right side
    344,248.40x = 143,284,784,195.27
  5. Step 5: Solve for x
    x = 143,284,784,195.27/344,248.40
  6. Step 6: Final answer
    x = 416,224.98

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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.