Home / 672,554.68-1,008,853.14-251,750.20

Finding the Fourth Proportional to 672,554.68, 1,008,853.14 and 251,750.20

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Solution

The fourth proportional to 672,554.68, 1,008,853.14 and 251,750.20 is: 377,633.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,554.68 : 1,008,853.14 = 251,750.20 : x
  2. Step 2: Convert to fraction form
    672,554.68/1,008,853.14 = 251,750.20/x
  3. Step 3: Cross multiply
    672,554.68x = 1,008,853.14 × 251,750.20
  4. Step 4: Simplify right side
    672,554.68x = 253,978,979,765.63
  5. Step 5: Solve for x
    x = 253,978,979,765.63/672,554.68
  6. Step 6: Final answer
    x = 377,633.21

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