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Finding the Fourth Proportional to 582,694.44, 874,859.40 and 298,589.13

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Solution

The fourth proportional to 582,694.44, 874,859.40 and 298,589.13 is: 448,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,694.44 : 874,859.40 = 298,589.13 : x
  2. Step 2: Convert to fraction form
    582,694.44/874,859.40 = 298,589.13/x
  3. Step 3: Cross multiply
    582,694.44x = 874,859.40 × 298,589.13
  4. Step 4: Simplify right side
    582,694.44x = 261,223,507,118.32
  5. Step 5: Solve for x
    x = 261,223,507,118.32/582,694.44
  6. Step 6: Final answer
    x = 448,302.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.