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Finding the Fourth Proportional to 247,874.50, 373,478.20 and 224,208.73

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Solution

The fourth proportional to 247,874.50, 373,478.20 and 224,208.73 is: 337,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,874.50 : 373,478.20 = 224,208.73 : x
  2. Step 2: Convert to fraction form
    247,874.50/373,478.20 = 224,208.73/x
  3. Step 3: Cross multiply
    247,874.50x = 373,478.20 × 224,208.73
  4. Step 4: Simplify right side
    247,874.50x = 83,737,072,904.69
  5. Step 5: Solve for x
    x = 83,737,072,904.69/247,874.50
  6. Step 6: Final answer
    x = 337,820.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.