Home / 887,173.20-1,330,759.80-550,593.90

Finding the Fourth Proportional to 887,173.20, 1,330,759.80 and 550,593.90

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Solution

The fourth proportional to 887,173.20, 1,330,759.80 and 550,593.90 is: 825,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,173.20 : 1,330,759.80 = 550,593.90 : x
  2. Step 2: Convert to fraction form
    887,173.20/1,330,759.80 = 550,593.90/x
  3. Step 3: Cross multiply
    887,173.20x = 1,330,759.80 × 550,593.90
  4. Step 4: Simplify right side
    887,173.20x = 732,708,228,245.22
  5. Step 5: Solve for x
    x = 732,708,228,245.22/887,173.20
  6. Step 6: Final answer
    x = 825,890.85

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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.