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Finding the Fourth Proportional to 350,092.60, 525,138.90 and 224,121.40

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Solution

The fourth proportional to 350,092.60, 525,138.90 and 224,121.40 is: 336,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,092.60 : 525,138.90 = 224,121.40 : x
  2. Step 2: Convert to fraction form
    350,092.60/525,138.90 = 224,121.40/x
  3. Step 3: Cross multiply
    350,092.60x = 525,138.90 × 224,121.40
  4. Step 4: Simplify right side
    350,092.60x = 117,694,865,462.46
  5. Step 5: Solve for x
    x = 117,694,865,462.46/350,092.60
  6. Step 6: Final answer
    x = 336,182.10

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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.