Home / 494,121.48-681,887.58-267,766.98

Finding the Fourth Proportional to 494,121.48, 681,887.58 and 267,766.98

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Solution

The fourth proportional to 494,121.48, 681,887.58 and 267,766.98 is: 369,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,121.48 : 681,887.58 = 267,766.98 : x
  2. Step 2: Convert to fraction form
    494,121.48/681,887.58 = 267,766.98/x
  3. Step 3: Cross multiply
    494,121.48x = 681,887.58 × 267,766.98
  4. Step 4: Simplify right side
    494,121.48x = 182,586,977,996.11
  5. Step 5: Solve for x
    x = 182,586,977,996.11/494,121.48
  6. Step 6: Final answer
    x = 369,518.40

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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.