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Finding the Fourth Proportional to 446,376, 616,036.88 and 252,818.15

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Solution

The fourth proportional to 446,376, 616,036.88 and 252,818.15 is: 348,910.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,376 : 616,036.88 = 252,818.15 : x
  2. Step 2: Convert to fraction form
    446,376/616,036.88 = 252,818.15/x
  3. Step 3: Cross multiply
    446,376x = 616,036.88 × 252,818.15
  4. Step 4: Simplify right side
    446,376x = 155,745,299,989.10
  5. Step 5: Solve for x
    x = 155,745,299,989.10/446,376
  6. Step 6: Final answer
    x = 348,910.56

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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.