Home / 462,499.47-693,749.52-125,540.19

Finding the Fourth Proportional to 462,499.47, 693,749.52 and 125,540.19

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Solution

The fourth proportional to 462,499.47, 693,749.52 and 125,540.19 is: 188,310.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,499.47 : 693,749.52 = 125,540.19 : x
  2. Step 2: Convert to fraction form
    462,499.47/693,749.52 = 125,540.19/x
  3. Step 3: Cross multiply
    462,499.47x = 693,749.52 × 125,540.19
  4. Step 4: Simplify right side
    462,499.47x = 87,093,446,553.21
  5. Step 5: Solve for x
    x = 87,093,446,553.21/462,499.47
  6. Step 6: Final answer
    x = 188,310.37

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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.