Home / 492,442.04-679,570.20-266,087.52

Finding the Fourth Proportional to 492,442.04, 679,570.20 and 266,087.52

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Solution

The fourth proportional to 492,442.04, 679,570.20 and 266,087.52 is: 367,200.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,442.04 : 679,570.20 = 266,087.52 : x
  2. Step 2: Convert to fraction form
    492,442.04/679,570.20 = 266,087.52/x
  3. Step 3: Cross multiply
    492,442.04x = 679,570.20 × 266,087.52
  4. Step 4: Simplify right side
    492,442.04x = 180,825,149,183.90
  5. Step 5: Solve for x
    x = 180,825,149,183.90/492,442.04
  6. Step 6: Final answer
    x = 367,200.88

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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.