Home / 334,940.24-501,825.34-279,138.94

Finding the Fourth Proportional to 334,940.24, 501,825.34 and 279,138.94

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Solution

The fourth proportional to 334,940.24, 501,825.34 and 279,138.94 is: 418,220.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,940.24 : 501,825.34 = 279,138.94 : x
  2. Step 2: Convert to fraction form
    334,940.24/501,825.34 = 279,138.94/x
  3. Step 3: Cross multiply
    334,940.24x = 501,825.34 × 279,138.94
  4. Step 4: Simplify right side
    334,940.24x = 140,078,993,472.74
  5. Step 5: Solve for x
    x = 140,078,993,472.74/334,940.24
  6. Step 6: Final answer
    x = 418,220.85

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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.