Home / 667,939.52-1,001,908.56-162,497.36

Finding the Fourth Proportional to 667,939.52, 1,001,908.56 and 162,497.36

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Solution

The fourth proportional to 667,939.52, 1,001,908.56 and 162,497.36 is: 243,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,939.52 : 1,001,908.56 = 162,497.36 : x
  2. Step 2: Convert to fraction form
    667,939.52/1,001,908.56 = 162,497.36/x
  3. Step 3: Cross multiply
    667,939.52x = 1,001,908.56 × 162,497.36
  4. Step 4: Simplify right side
    667,939.52x = 162,807,495,961.40
  5. Step 5: Solve for x
    x = 162,807,495,961.40/667,939.52
  6. Step 6: Final answer
    x = 243,745.86

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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.