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Finding the Fourth Proportional to 329,573.28, 454,483.60 and 248,096.64

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Solution

The fourth proportional to 329,573.28, 454,483.60 and 248,096.64 is: 342,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,573.28 : 454,483.60 = 248,096.64 : x
  2. Step 2: Convert to fraction form
    329,573.28/454,483.60 = 248,096.64/x
  3. Step 3: Cross multiply
    329,573.28x = 454,483.60 × 248,096.64
  4. Step 4: Simplify right side
    329,573.28x = 112,755,854,095.10
  5. Step 5: Solve for x
    x = 112,755,854,095.10/329,573.28
  6. Step 6: Final answer
    x = 342,126.81

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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.