Home / 492,304.23-679,380.48-265,949.73

Finding the Fourth Proportional to 492,304.23, 679,380.48 and 265,949.73

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Solution

The fourth proportional to 492,304.23, 679,380.48 and 265,949.73 is: 367,010.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,304.23 : 679,380.48 = 265,949.73 : x
  2. Step 2: Convert to fraction form
    492,304.23/679,380.48 = 265,949.73/x
  3. Step 3: Cross multiply
    492,304.23x = 679,380.48 × 265,949.73
  4. Step 4: Simplify right side
    492,304.23x = 180,681,055,223.27
  5. Step 5: Solve for x
    x = 180,681,055,223.27/492,304.23
  6. Step 6: Final answer
    x = 367,010.97

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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.