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Finding the Fourth Proportional to 329,313.24, 454,452.72 and 178,410.24

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Solution

The fourth proportional to 329,313.24, 454,452.72 and 178,410.24 is: 246,206.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,313.24 : 454,452.72 = 178,410.24 : x
  2. Step 2: Convert to fraction form
    329,313.24/454,452.72 = 178,410.24/x
  3. Step 3: Cross multiply
    329,313.24x = 454,452.72 × 178,410.24
  4. Step 4: Simplify right side
    329,313.24x = 81,079,018,843.85
  5. Step 5: Solve for x
    x = 81,079,018,843.85/329,313.24
  6. Step 6: Final answer
    x = 246,206.37

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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.