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Finding the Fourth Proportional to 329,597.22, 454,677.22 and 208,534.62

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Solution

The fourth proportional to 329,597.22, 454,677.22 and 208,534.62 is: 287,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,597.22 : 454,677.22 = 208,534.62 : x
  2. Step 2: Convert to fraction form
    329,597.22/454,677.22 = 208,534.62/x
  3. Step 3: Cross multiply
    329,597.22x = 454,677.22 × 208,534.62
  4. Step 4: Simplify right side
    329,597.22x = 94,815,941,295.36
  5. Step 5: Solve for x
    x = 94,815,941,295.36/329,597.22
  6. Step 6: Final answer
    x = 287,672.15

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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.