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Finding the Fourth Proportional to 273,801.09, 410,740.56 and 84,277.26

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Solution

The fourth proportional to 273,801.09, 410,740.56 and 84,277.26 is: 126,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,801.09 : 410,740.56 = 84,277.26 : x
  2. Step 2: Convert to fraction form
    273,801.09/410,740.56 = 84,277.26/x
  3. Step 3: Cross multiply
    273,801.09x = 410,740.56 × 84,277.26
  4. Step 4: Simplify right side
    273,801.09x = 34,616,088,546.28
  5. Step 5: Solve for x
    x = 34,616,088,546.28/273,801.09
  6. Step 6: Final answer
    x = 126,427.87

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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.