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Finding the Fourth Proportional to 275,512.26, 413,268.40 and 109,300.26

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Solution

The fourth proportional to 275,512.26, 413,268.40 and 109,300.26 is: 163,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,512.26 : 413,268.40 = 109,300.26 : x
  2. Step 2: Convert to fraction form
    275,512.26/413,268.40 = 109,300.26/x
  3. Step 3: Cross multiply
    275,512.26x = 413,268.40 × 109,300.26
  4. Step 4: Simplify right side
    275,512.26x = 45,170,343,569.78
  5. Step 5: Solve for x
    x = 45,170,343,569.78/275,512.26
  6. Step 6: Final answer
    x = 163,950.39

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1.5x scale

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.