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Finding the Fourth Proportional to 329,376.84, 454,540.98 and 178,473.84

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Solution

The fourth proportional to 329,376.84, 454,540.98 and 178,473.84 is: 246,294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,376.84 : 454,540.98 = 178,473.84 : x
  2. Step 2: Convert to fraction form
    329,376.84/454,540.98 = 178,473.84/x
  3. Step 3: Cross multiply
    329,376.84x = 454,540.98 × 178,473.84
  4. Step 4: Simplify right side
    329,376.84x = 81,123,674,137.96
  5. Step 5: Solve for x
    x = 81,123,674,137.96/329,376.84
  6. Step 6: Final answer
    x = 246,294.41

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1.5x scale

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.