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Finding the Fourth Proportional to 361,536.68, 498,950.48 and 200,442.28

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Solution

The fourth proportional to 361,536.68, 498,950.48 and 200,442.28 is: 276,626.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,536.68 : 498,950.48 = 200,442.28 : x
  2. Step 2: Convert to fraction form
    361,536.68/498,950.48 = 200,442.28/x
  3. Step 3: Cross multiply
    361,536.68x = 498,950.48 × 200,442.28
  4. Step 4: Simplify right side
    361,536.68x = 100,010,771,818.29
  5. Step 5: Solve for x
    x = 100,010,771,818.29/361,536.68
  6. Step 6: Final answer
    x = 276,626.90

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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.