Home / 494,818.72-682,849.88-268,464.24

Finding the Fourth Proportional to 494,818.72, 682,849.88 and 268,464.24

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Solution

The fourth proportional to 494,818.72, 682,849.88 and 268,464.24 is: 370,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,818.72 : 682,849.88 = 268,464.24 : x
  2. Step 2: Convert to fraction form
    494,818.72/682,849.88 = 268,464.24/x
  3. Step 3: Cross multiply
    494,818.72x = 682,849.88 × 268,464.24
  4. Step 4: Simplify right side
    494,818.72x = 183,320,774,068.29
  5. Step 5: Solve for x
    x = 183,320,774,068.29/494,818.72
  6. Step 6: Final answer
    x = 370,480.68

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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.