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Finding the Fourth Proportional to 329,625.88, 454,957.98 and 193,703.50

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Solution

The fourth proportional to 329,625.88, 454,957.98 and 193,703.50 is: 267,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,625.88 : 454,957.98 = 193,703.50 : x
  2. Step 2: Convert to fraction form
    329,625.88/454,957.98 = 193,703.50/x
  3. Step 3: Cross multiply
    329,625.88x = 454,957.98 × 193,703.50
  4. Step 4: Simplify right side
    329,625.88x = 88,126,953,078.93
  5. Step 5: Solve for x
    x = 88,126,953,078.93/329,625.88
  6. Step 6: Final answer
    x = 267,354.47

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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.