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Finding the Fourth Proportional to 598,449.72, 825,747.81 and 356,754.78

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Solution

The fourth proportional to 598,449.72, 825,747.81 and 356,754.78 is: 492,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,449.72 : 825,747.81 = 356,754.78 : x
  2. Step 2: Convert to fraction form
    598,449.72/825,747.81 = 356,754.78/x
  3. Step 3: Cross multiply
    598,449.72x = 825,747.81 × 356,754.78
  4. Step 4: Simplify right side
    598,449.72x = 294,589,478,292.03
  5. Step 5: Solve for x
    x = 294,589,478,292.03/598,449.72
  6. Step 6: Final answer
    x = 492,254.35

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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.