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Finding the Fourth Proportional to 361,750.70, 499,174.70 and 200,565.02

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Solution

The fourth proportional to 361,750.70, 499,174.70 and 200,565.02 is: 276,756.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,750.70 : 499,174.70 = 200,565.02 : x
  2. Step 2: Convert to fraction form
    361,750.70/499,174.70 = 200,565.02/x
  3. Step 3: Cross multiply
    361,750.70x = 499,174.70 × 200,565.02
  4. Step 4: Simplify right side
    361,750.70x = 100,116,983,688.99
  5. Step 5: Solve for x
    x = 100,116,983,688.99/361,750.70
  6. Step 6: Final answer
    x = 276,756.85

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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.