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Finding the Fourth Proportional to 494,755.38, 682,762.23 and 268,400.88

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Solution

The fourth proportional to 494,755.38, 682,762.23 and 268,400.88 is: 370,393.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,755.38 : 682,762.23 = 268,400.88 : x
  2. Step 2: Convert to fraction form
    494,755.38/682,762.23 = 268,400.88/x
  3. Step 3: Cross multiply
    494,755.38x = 682,762.23 × 268,400.88
  4. Step 4: Simplify right side
    494,755.38x = 183,253,983,362.76
  5. Step 5: Solve for x
    x = 183,253,983,362.76/494,755.38
  6. Step 6: Final answer
    x = 370,393.11

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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.