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Finding the Fourth Proportional to 294,481.72, 441,793.14 and 94,820.86

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Solution

The fourth proportional to 294,481.72, 441,793.14 and 94,820.86 is: 142,254.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,481.72 : 441,793.14 = 94,820.86 : x
  2. Step 2: Convert to fraction form
    294,481.72/441,793.14 = 94,820.86/x
  3. Step 3: Cross multiply
    294,481.72x = 441,793.14 × 94,820.86
  4. Step 4: Simplify right side
    294,481.72x = 41,891,205,476.90
  5. Step 5: Solve for x
    x = 41,891,205,476.90/294,481.72
  6. Step 6: Final answer
    x = 142,254.01

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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.