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Finding the Fourth Proportional to 329,344.32, 454,134.24 and 214,410.88

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Solution

The fourth proportional to 329,344.32, 454,134.24 and 214,410.88 is: 295,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,344.32 : 454,134.24 = 214,410.88 : x
  2. Step 2: Convert to fraction form
    329,344.32/454,134.24 = 214,410.88/x
  3. Step 3: Cross multiply
    329,344.32x = 454,134.24 × 214,410.88
  4. Step 4: Simplify right side
    329,344.32x = 97,371,322,036.53
  5. Step 5: Solve for x
    x = 97,371,322,036.53/329,344.32
  6. Step 6: Final answer
    x = 295,652.05

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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.