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Finding the Fourth Proportional to 350,180.20, 525,270.30 and 217,469.80

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Solution

The fourth proportional to 350,180.20, 525,270.30 and 217,469.80 is: 326,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,180.20 : 525,270.30 = 217,469.80 : x
  2. Step 2: Convert to fraction form
    350,180.20/525,270.30 = 217,469.80/x
  3. Step 3: Cross multiply
    350,180.20x = 525,270.30 × 217,469.80
  4. Step 4: Simplify right side
    350,180.20x = 114,230,427,086.94
  5. Step 5: Solve for x
    x = 114,230,427,086.94/350,180.20
  6. Step 6: Final answer
    x = 326,204.70

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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.