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Finding the Fourth Proportional to 446,375.72, 616,036.49 and 252,817.86

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Solution

The fourth proportional to 446,375.72, 616,036.49 and 252,817.86 is: 348,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,375.72 : 616,036.49 = 252,817.86 : x
  2. Step 2: Convert to fraction form
    446,375.72/616,036.49 = 252,817.86/x
  3. Step 3: Cross multiply
    446,375.72x = 616,036.49 × 252,817.86
  4. Step 4: Simplify right side
    446,375.72x = 155,745,025,819.62
  5. Step 5: Solve for x
    x = 155,745,025,819.62/446,375.72
  6. Step 6: Final answer
    x = 348,910.17

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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.