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Finding the Fourth Proportional to 267,619.72, 369,010.74 and 219,067.24

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Solution

The fourth proportional to 267,619.72, 369,010.74 and 219,067.24 is: 302,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,619.72 : 369,010.74 = 219,067.24 : x
  2. Step 2: Convert to fraction form
    267,619.72/369,010.74 = 219,067.24/x
  3. Step 3: Cross multiply
    267,619.72x = 369,010.74 × 219,067.24
  4. Step 4: Simplify right side
    267,619.72x = 80,838,164,342.16
  5. Step 5: Solve for x
    x = 80,838,164,342.16/267,619.72
  6. Step 6: Final answer
    x = 302,063.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.