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Finding the Fourth Proportional to 582,694.28, 804,133.14 and 328,054.58

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Solution

The fourth proportional to 582,694.28, 804,133.14 and 328,054.58 is: 452,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,694.28 : 804,133.14 = 328,054.58 : x
  2. Step 2: Convert to fraction form
    582,694.28/804,133.14 = 328,054.58/x
  3. Step 3: Cross multiply
    582,694.28x = 804,133.14 × 328,054.58
  4. Step 4: Simplify right side
    582,694.28x = 263,799,559,506.78
  5. Step 5: Solve for x
    x = 263,799,559,506.78/582,694.28
  6. Step 6: Final answer
    x = 452,723.78

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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.