Home / 494,519.62-682,437.08-268,165.30

Finding the Fourth Proportional to 494,519.62, 682,437.08 and 268,165.30

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Solution

The fourth proportional to 494,519.62, 682,437.08 and 268,165.30 is: 370,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,519.62 : 682,437.08 = 268,165.30 : x
  2. Step 2: Convert to fraction form
    494,519.62/682,437.08 = 268,165.30/x
  3. Step 3: Cross multiply
    494,519.62x = 682,437.08 × 268,165.30
  4. Step 4: Simplify right side
    494,519.62x = 183,005,944,289.32
  5. Step 5: Solve for x
    x = 183,005,944,289.32/494,519.62
  6. Step 6: Final answer
    x = 370,068.12

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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.