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Finding the Fourth Proportional to 600,991.28, 829,342.36 and 329,054.24

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Solution

The fourth proportional to 600,991.28, 829,342.36 and 329,054.24 is: 454,080.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,991.28 : 829,342.36 = 329,054.24 : x
  2. Step 2: Convert to fraction form
    600,991.28/829,342.36 = 329,054.24/x
  3. Step 3: Cross multiply
    600,991.28x = 829,342.36 × 329,054.24
  4. Step 4: Simplify right side
    600,991.28x = 272,898,619,969.61
  5. Step 5: Solve for x
    x = 272,898,619,969.61/600,991.28
  6. Step 6: Final answer
    x = 454,080.83

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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.