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Finding the Fourth Proportional to 381,024.45, 525,572.74 and 244,824.30

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Solution

The fourth proportional to 381,024.45, 525,572.74 and 244,824.30 is: 337,702.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,024.45 : 525,572.74 = 244,824.30 : x
  2. Step 2: Convert to fraction form
    381,024.45/525,572.74 = 244,824.30/x
  3. Step 3: Cross multiply
    381,024.45x = 525,572.74 × 244,824.30
  4. Step 4: Simplify right side
    381,024.45x = 128,672,978,169.58
  5. Step 5: Solve for x
    x = 128,672,978,169.58/381,024.45
  6. Step 6: Final answer
    x = 337,702.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.