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Finding the Fourth Proportional to 294,339.85, 441,468.30 and 94,634.86

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Solution

The fourth proportional to 294,339.85, 441,468.30 and 94,634.86 is: 141,938.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,339.85 : 441,468.30 = 94,634.86 : x
  2. Step 2: Convert to fraction form
    294,339.85/441,468.30 = 94,634.86/x
  3. Step 3: Cross multiply
    294,339.85x = 441,468.30 × 94,634.86
  4. Step 4: Simplify right side
    294,339.85x = 41,778,290,764.94
  5. Step 5: Solve for x
    x = 41,778,290,764.94/294,339.85
  6. Step 6: Final answer
    x = 141,938.96

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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.