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Finding the Fourth Proportional to 329,026.95, 454,058.64 and 178,123.95

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Solution

The fourth proportional to 329,026.95, 454,058.64 and 178,123.95 is: 245,811.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,026.95 : 454,058.64 = 178,123.95 : x
  2. Step 2: Convert to fraction form
    329,026.95/454,058.64 = 178,123.95/x
  3. Step 3: Cross multiply
    329,026.95x = 454,058.64 × 178,123.95
  4. Step 4: Simplify right side
    329,026.95x = 80,878,718,488.43
  5. Step 5: Solve for x
    x = 80,878,718,488.43/329,026.95
  6. Step 6: Final answer
    x = 245,811.84

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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.