Home / 850,439.40-1,275,659.10-794,452.20

Finding the Fourth Proportional to 850,439.40, 1,275,659.10 and 794,452.20

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Solution

The fourth proportional to 850,439.40, 1,275,659.10 and 794,452.20 is: 1,191,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,439.40 : 1,275,659.10 = 794,452.20 : x
  2. Step 2: Convert to fraction form
    850,439.40/1,275,659.10 = 794,452.20/x
  3. Step 3: Cross multiply
    850,439.40x = 1,275,659.10 × 794,452.20
  4. Step 4: Simplify right side
    850,439.40x = 1,013,450,178,445.02
  5. Step 5: Solve for x
    x = 1,013,450,178,445.02/850,439.40
  6. Step 6: Final answer
    x = 1,191,678.30

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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.