Home / 516,282.03-774,157.14-231,728.64

Finding the Fourth Proportional to 516,282.03, 774,157.14 and 231,728.64

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Solution

The fourth proportional to 516,282.03, 774,157.14 and 231,728.64 is: 347,473.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,282.03 : 774,157.14 = 231,728.64 : x
  2. Step 2: Convert to fraction form
    516,282.03/774,157.14 = 231,728.64/x
  3. Step 3: Cross multiply
    516,282.03x = 774,157.14 × 231,728.64
  4. Step 4: Simplify right side
    516,282.03x = 179,394,381,198.49
  5. Step 5: Solve for x
    x = 179,394,381,198.49/516,282.03
  6. Step 6: Final answer
    x = 347,473.61

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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.