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Finding the Fourth Proportional to 632,709.10, 949,146.90 and 233,630.20

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Solution

The fourth proportional to 632,709.10, 949,146.90 and 233,630.20 is: 350,476.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,709.10 : 949,146.90 = 233,630.20 : x
  2. Step 2: Convert to fraction form
    632,709.10/949,146.90 = 233,630.20/x
  3. Step 3: Cross multiply
    632,709.10x = 949,146.90 × 233,630.20
  4. Step 4: Simplify right side
    632,709.10x = 221,749,380,076.38
  5. Step 5: Solve for x
    x = 221,749,380,076.38/632,709.10
  6. Step 6: Final answer
    x = 350,476.04

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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.