Home / 276,837.35-415,256.03-274,212.95

Finding the Fourth Proportional to 276,837.35, 415,256.03 and 274,212.95

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Solution

The fourth proportional to 276,837.35, 415,256.03 and 274,212.95 is: 411,319.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,837.35 : 415,256.03 = 274,212.95 : x
  2. Step 2: Convert to fraction form
    276,837.35/415,256.03 = 274,212.95/x
  3. Step 3: Cross multiply
    276,837.35x = 415,256.03 × 274,212.95
  4. Step 4: Simplify right side
    276,837.35x = 113,868,579,620.52
  5. Step 5: Solve for x
    x = 113,868,579,620.52/276,837.35
  6. Step 6: Final answer
    x = 411,319.43

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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.