Home / 672,115.11-927,510.33-366,204.24

Finding the Fourth Proportional to 672,115.11, 927,510.33 and 366,204.24

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Solution

The fourth proportional to 672,115.11, 927,510.33 and 366,204.24 is: 505,357.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,115.11 : 927,510.33 = 366,204.24 : x
  2. Step 2: Convert to fraction form
    672,115.11/927,510.33 = 366,204.24/x
  3. Step 3: Cross multiply
    672,115.11x = 927,510.33 × 366,204.24
  4. Step 4: Simplify right side
    672,115.11x = 339,658,215,489.80
  5. Step 5: Solve for x
    x = 339,658,215,489.80/672,115.11
  6. Step 6: Final answer
    x = 505,357.21

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.