Home / 266,182.26-399,273.40-155,296.50

Finding the Fourth Proportional to 266,182.26, 399,273.40 and 155,296.50

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Solution

The fourth proportional to 266,182.26, 399,273.40 and 155,296.50 is: 232,944.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,182.26 : 399,273.40 = 155,296.50 : x
  2. Step 2: Convert to fraction form
    266,182.26/399,273.40 = 155,296.50/x
  3. Step 3: Cross multiply
    266,182.26x = 399,273.40 × 155,296.50
  4. Step 4: Simplify right side
    266,182.26x = 62,005,761,563.10
  5. Step 5: Solve for x
    x = 62,005,761,563.10/266,182.26
  6. Step 6: Final answer
    x = 232,944.76

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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.