Home / 723,633.32-1,085,548.80-250,191.56

Finding the Fourth Proportional to 723,633.32, 1,085,548.80 and 250,191.56

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Solution

The fourth proportional to 723,633.32, 1,085,548.80 and 250,191.56 is: 375,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,633.32 : 1,085,548.80 = 250,191.56 : x
  2. Step 2: Convert to fraction form
    723,633.32/1,085,548.80 = 250,191.56/x
  3. Step 3: Cross multiply
    723,633.32x = 1,085,548.80 × 250,191.56
  4. Step 4: Simplify right side
    723,633.32x = 271,595,147,728.13
  5. Step 5: Solve for x
    x = 271,595,147,728.13/723,633.32
  6. Step 6: Final answer
    x = 375,321.51

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.