Home / 361,286.24-498,603.15-200,156.18

Finding the Fourth Proportional to 361,286.24, 498,603.15 and 200,156.18

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Solution

The fourth proportional to 361,286.24, 498,603.15 and 200,156.18 is: 276,231.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,286.24 : 498,603.15 = 200,156.18 : x
  2. Step 2: Convert to fraction form
    361,286.24/498,603.15 = 200,156.18/x
  3. Step 3: Cross multiply
    361,286.24x = 498,603.15 × 200,156.18
  4. Step 4: Simplify right side
    361,286.24x = 99,798,499,346.95
  5. Step 5: Solve for x
    x = 99,798,499,346.95/361,286.24
  6. Step 6: Final answer
    x = 276,231.11

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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.