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Finding the Fourth Proportional to 329,364.52, 454,524.68 and 178,461.52

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Solution

The fourth proportional to 329,364.52, 454,524.68 and 178,461.52 is: 246,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,364.52 : 454,524.68 = 178,461.52 : x
  2. Step 2: Convert to fraction form
    329,364.52/454,524.68 = 178,461.52/x
  3. Step 3: Cross multiply
    329,364.52x = 454,524.68 × 178,461.52
  4. Step 4: Simplify right side
    329,364.52x = 81,115,165,270.31
  5. Step 5: Solve for x
    x = 81,115,165,270.31/329,364.52
  6. Step 6: Final answer
    x = 246,277.79

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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.