Home / 894,010.20-1,341,015.30-220,086.15

Finding the Fourth Proportional to 894,010.20, 1,341,015.30 and 220,086.15

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Solution

The fourth proportional to 894,010.20, 1,341,015.30 and 220,086.15 is: 330,129.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,010.20 : 1,341,015.30 = 220,086.15 : x
  2. Step 2: Convert to fraction form
    894,010.20/1,341,015.30 = 220,086.15/x
  3. Step 3: Cross multiply
    894,010.20x = 1,341,015.30 × 220,086.15
  4. Step 4: Simplify right side
    894,010.20x = 295,138,894,468.10
  5. Step 5: Solve for x
    x = 295,138,894,468.10/894,010.20
  6. Step 6: Final answer
    x = 330,129.23

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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.