Home / 810,165.97-1,215,310.98-241,503.60

Finding the Fourth Proportional to 810,165.97, 1,215,310.98 and 241,503.60

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Solution

The fourth proportional to 810,165.97, 1,215,310.98 and 241,503.60 is: 362,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,165.97 : 1,215,310.98 = 241,503.60 : x
  2. Step 2: Convert to fraction form
    810,165.97/1,215,310.98 = 241,503.60/x
  3. Step 3: Cross multiply
    810,165.97x = 1,215,310.98 × 241,503.60
  4. Step 4: Simplify right side
    810,165.97x = 293,501,970,712.97
  5. Step 5: Solve for x
    x = 293,501,970,712.97/810,165.97
  6. Step 6: Final answer
    x = 362,273.88

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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.