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Finding the Fourth Proportional to 294,493.72, 441,811.14 and 94,832.88

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Solution

The fourth proportional to 294,493.72, 441,811.14 and 94,832.88 is: 142,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,493.72 : 441,811.14 = 94,832.88 : x
  2. Step 2: Convert to fraction form
    294,493.72/441,811.14 = 94,832.88/x
  3. Step 3: Cross multiply
    294,493.72x = 441,811.14 × 94,832.88
  4. Step 4: Simplify right side
    294,493.72x = 41,898,222,822.28
  5. Step 5: Solve for x
    x = 41,898,222,822.28/294,493.72
  6. Step 6: Final answer
    x = 142,272.04

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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.