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Finding the Fourth Proportional to 361,446.60, 498,773.72 and 200,292.24

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Solution

The fourth proportional to 361,446.60, 498,773.72 and 200,292.24 is: 276,390.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,446.60 : 498,773.72 = 200,292.24 : x
  2. Step 2: Convert to fraction form
    361,446.60/498,773.72 = 200,292.24/x
  3. Step 3: Cross multiply
    361,446.60x = 498,773.72 × 200,292.24
  4. Step 4: Simplify right side
    361,446.60x = 99,900,505,631.93
  5. Step 5: Solve for x
    x = 99,900,505,631.93/361,446.60
  6. Step 6: Final answer
    x = 276,390.77

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1.5x scale

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.