Home / 494,909.88-682,977.45-268,555.38

Finding the Fourth Proportional to 494,909.88, 682,977.45 and 268,555.38

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Solution

The fourth proportional to 494,909.88, 682,977.45 and 268,555.38 is: 370,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,909.88 : 682,977.45 = 268,555.38 : x
  2. Step 2: Convert to fraction form
    494,909.88/682,977.45 = 268,555.38/x
  3. Step 3: Cross multiply
    494,909.88x = 682,977.45 × 268,555.38
  4. Step 4: Simplify right side
    494,909.88x = 183,417,268,616.18
  5. Step 5: Solve for x
    x = 183,417,268,616.18/494,909.88
  6. Step 6: Final answer
    x = 370,607.41

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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.