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Finding the Fourth Proportional to 601,251.12, 829,696.98 and 329,320.20

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Solution

The fourth proportional to 601,251.12, 829,696.98 and 329,320.20 is: 454,445.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,251.12 : 829,696.98 = 329,320.20 : x
  2. Step 2: Convert to fraction form
    601,251.12/829,696.98 = 329,320.20/x
  3. Step 3: Cross multiply
    601,251.12x = 829,696.98 × 329,320.20
  4. Step 4: Simplify right side
    601,251.12x = 273,235,975,393.00
  5. Step 5: Solve for x
    x = 273,235,975,393.00/601,251.12
  6. Step 6: Final answer
    x = 454,445.68

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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.