Home / 806,185.92-1,208,881.44-273,512.64

Finding the Fourth Proportional to 806,185.92, 1,208,881.44 and 273,512.64

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Solution

The fourth proportional to 806,185.92, 1,208,881.44 and 273,512.64 is: 410,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,185.92 : 1,208,881.44 = 273,512.64 : x
  2. Step 2: Convert to fraction form
    806,185.92/1,208,881.44 = 273,512.64/x
  3. Step 3: Cross multiply
    806,185.92x = 1,208,881.44 × 273,512.64
  4. Step 4: Simplify right side
    806,185.92x = 330,644,354,101.40
  5. Step 5: Solve for x
    x = 330,644,354,101.40/806,185.92
  6. Step 6: Final answer
    x = 410,134.12

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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.