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Finding the Fourth Proportional to 601,366.28, 829,885.50 and 329,443.88

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Solution

The fourth proportional to 601,366.28, 829,885.50 and 329,443.88 is: 454,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,366.28 : 829,885.50 = 329,443.88 : x
  2. Step 2: Convert to fraction form
    601,366.28/829,885.50 = 329,443.88/x
  3. Step 3: Cross multiply
    601,366.28x = 829,885.50 × 329,443.88
  4. Step 4: Simplify right side
    601,366.28x = 273,400,694,926.31
  5. Step 5: Solve for x
    x = 273,400,694,926.31/601,366.28
  6. Step 6: Final answer
    x = 454,632.57

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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.