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Finding the Fourth Proportional to 297,876.96, 447,077.88 and 251,162.64

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Solution

The fourth proportional to 297,876.96, 447,077.88 and 251,162.64 is: 376,965.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,876.96 : 447,077.88 = 251,162.64 : x
  2. Step 2: Convert to fraction form
    297,876.96/447,077.88 = 251,162.64/x
  3. Step 3: Cross multiply
    297,876.96x = 447,077.88 × 251,162.64
  4. Step 4: Simplify right side
    297,876.96x = 112,289,260,626.40
  5. Step 5: Solve for x
    x = 112,289,260,626.40/297,876.96
  6. Step 6: Final answer
    x = 376,965.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.