Home / 966,725.20-1,450,087.80-612,139.60

Finding the Fourth Proportional to 966,725.20, 1,450,087.80 and 612,139.60

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Solution

The fourth proportional to 966,725.20, 1,450,087.80 and 612,139.60 is: 918,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,725.20 : 1,450,087.80 = 612,139.60 : x
  2. Step 2: Convert to fraction form
    966,725.20/1,450,087.80 = 612,139.60/x
  3. Step 3: Cross multiply
    966,725.20x = 1,450,087.80 × 612,139.60
  4. Step 4: Simplify right side
    966,725.20x = 887,656,165,856.88
  5. Step 5: Solve for x
    x = 887,656,165,856.88/966,725.20
  6. Step 6: Final answer
    x = 918,209.40

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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.