Home / 901,414.20-1,352,121.30-600,920.40

Finding the Fourth Proportional to 901,414.20, 1,352,121.30 and 600,920.40

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Solution

The fourth proportional to 901,414.20, 1,352,121.30 and 600,920.40 is: 901,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,414.20 : 1,352,121.30 = 600,920.40 : x
  2. Step 2: Convert to fraction form
    901,414.20/1,352,121.30 = 600,920.40/x
  3. Step 3: Cross multiply
    901,414.20x = 1,352,121.30 × 600,920.40
  4. Step 4: Simplify right side
    901,414.20x = 812,517,272,444.52
  5. Step 5: Solve for x
    x = 812,517,272,444.52/901,414.20
  6. Step 6: Final answer
    x = 901,380.60

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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.