Home / 492,442.04-679,570.19-266,087.54

Finding the Fourth Proportional to 492,442.04, 679,570.19 and 266,087.54

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Solution

The fourth proportional to 492,442.04, 679,570.19 and 266,087.54 is: 367,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,442.04 : 679,570.19 = 266,087.54 : x
  2. Step 2: Convert to fraction form
    492,442.04/679,570.19 = 266,087.54/x
  3. Step 3: Cross multiply
    492,442.04x = 679,570.19 × 266,087.54
  4. Step 4: Simplify right side
    492,442.04x = 180,825,160,114.43
  5. Step 5: Solve for x
    x = 180,825,160,114.43/492,442.04
  6. Step 6: Final answer
    x = 367,200.90

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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.