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Finding the Fourth Proportional to 361,572.13, 498,917.10 and 200,427.13

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Solution

The fourth proportional to 361,572.13, 498,917.10 and 200,427.13 is: 276,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,572.13 : 498,917.10 = 200,427.13 : x
  2. Step 2: Convert to fraction form
    361,572.13/498,917.10 = 200,427.13/x
  3. Step 3: Cross multiply
    361,572.13x = 498,917.10 × 200,427.13
  4. Step 4: Simplify right side
    361,572.13x = 99,996,522,460.92
  5. Step 5: Solve for x
    x = 99,996,522,460.92/361,572.13
  6. Step 6: Final answer
    x = 276,560.37

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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.