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Finding the Fourth Proportional to 329,362.94, 454,520.97 and 178,459.94

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Solution

The fourth proportional to 329,362.94, 454,520.97 and 178,459.94 is: 246,274.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,362.94 : 454,520.97 = 178,459.94 : x
  2. Step 2: Convert to fraction form
    329,362.94/454,520.97 = 178,459.94/x
  3. Step 3: Cross multiply
    329,362.94x = 454,520.97 × 178,459.94
  4. Step 4: Simplify right side
    329,362.94x = 81,113,786,171.24
  5. Step 5: Solve for x
    x = 81,113,786,171.24/329,362.94
  6. Step 6: Final answer
    x = 246,274.78

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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.