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Finding the Fourth Proportional to 329,425.13, 454,606.70 and 178,522.13

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Solution

The fourth proportional to 329,425.13, 454,606.70 and 178,522.13 is: 246,360.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,425.13 : 454,606.70 = 178,522.13 : x
  2. Step 2: Convert to fraction form
    329,425.13/454,606.70 = 178,522.13/x
  3. Step 3: Cross multiply
    329,425.13x = 454,606.70 × 178,522.13
  4. Step 4: Simplify right side
    329,425.13x = 81,157,353,230.63
  5. Step 5: Solve for x
    x = 81,157,353,230.63/329,425.13
  6. Step 6: Final answer
    x = 246,360.54

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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.