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Finding the Fourth Proportional to 441,414.75, 609,217.97 and 260,068.71

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Solution

The fourth proportional to 441,414.75, 609,217.97 and 260,068.71 is: 358,933.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,414.75 : 609,217.97 = 260,068.71 : x
  2. Step 2: Convert to fraction form
    441,414.75/609,217.97 = 260,068.71/x
  3. Step 3: Cross multiply
    441,414.75x = 609,217.97 × 260,068.71
  4. Step 4: Simplify right side
    441,414.75x = 158,438,530,266.38
  5. Step 5: Solve for x
    x = 158,438,530,266.38/441,414.75
  6. Step 6: Final answer
    x = 358,933.48

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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.