Home / 334,944.90-501,832.32-279,143.59

Finding the Fourth Proportional to 334,944.90, 501,832.32 and 279,143.59

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Solution

The fourth proportional to 334,944.90, 501,832.32 and 279,143.59 is: 418,227.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,944.90 : 501,832.32 = 279,143.59 : x
  2. Step 2: Convert to fraction form
    334,944.90/501,832.32 = 279,143.59/x
  3. Step 3: Cross multiply
    334,944.90x = 501,832.32 × 279,143.59
  4. Step 4: Simplify right side
    334,944.90x = 140,083,275,382.83
  5. Step 5: Solve for x
    x = 140,083,275,382.83/334,944.90
  6. Step 6: Final answer
    x = 418,227.82

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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.