Home / 632,711.10-949,149.90-233,632.20

Finding the Fourth Proportional to 632,711.10, 949,149.90 and 233,632.20

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Solution

The fourth proportional to 632,711.10, 949,149.90 and 233,632.20 is: 350,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,711.10 : 949,149.90 = 233,632.20 : x
  2. Step 2: Convert to fraction form
    632,711.10/949,149.90 = 233,632.20/x
  3. Step 3: Cross multiply
    632,711.10x = 949,149.90 × 233,632.20
  4. Step 4: Simplify right side
    632,711.10x = 221,751,979,266.78
  5. Step 5: Solve for x
    x = 221,751,979,266.78/632,711.10
  6. Step 6: Final answer
    x = 350,479.04

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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.