Home / 810,388.82-1,215,652.26-241,733.28

Finding the Fourth Proportional to 810,388.82, 1,215,652.26 and 241,733.28

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Solution

The fourth proportional to 810,388.82, 1,215,652.26 and 241,733.28 is: 362,620.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,388.82 : 1,215,652.26 = 241,733.28 : x
  2. Step 2: Convert to fraction form
    810,388.82/1,215,652.26 = 241,733.28/x
  3. Step 3: Cross multiply
    810,388.82x = 1,215,652.26 × 241,733.28
  4. Step 4: Simplify right side
    810,388.82x = 293,863,608,149.21
  5. Step 5: Solve for x
    x = 293,863,608,149.21/810,388.82
  6. Step 6: Final answer
    x = 362,620.51

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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.