Home / 564,110.31-846,165.78-279,997.14

Finding the Fourth Proportional to 564,110.31, 846,165.78 and 279,997.14

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Solution

The fourth proportional to 564,110.31, 846,165.78 and 279,997.14 is: 419,995.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,110.31 : 846,165.78 = 279,997.14 : x
  2. Step 2: Convert to fraction form
    564,110.31/846,165.78 = 279,997.14/x
  3. Step 3: Cross multiply
    564,110.31x = 846,165.78 × 279,997.14
  4. Step 4: Simplify right side
    564,110.31x = 236,923,998,365.87
  5. Step 5: Solve for x
    x = 236,923,998,365.87/564,110.31
  6. Step 6: Final answer
    x = 419,995.87

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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.