Home / 278,096.08-413,566.44-269,238.76

Finding the Fourth Proportional to 278,096.08, 413,566.44 and 269,238.76

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Solution

The fourth proportional to 278,096.08, 413,566.44 and 269,238.76 is: 400,394.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,096.08 : 413,566.44 = 269,238.76 : x
  2. Step 2: Convert to fraction form
    278,096.08/413,566.44 = 269,238.76/x
  3. Step 3: Cross multiply
    278,096.08x = 413,566.44 × 269,238.76
  4. Step 4: Simplify right side
    278,096.08x = 111,348,115,483.21
  5. Step 5: Solve for x
    x = 111,348,115,483.21/278,096.08
  6. Step 6: Final answer
    x = 400,394.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.