Home / 510,268.27-765,575.37-225,919.60

Finding the Fourth Proportional to 510,268.27, 765,575.37 and 225,919.60

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Solution

The fourth proportional to 510,268.27, 765,575.37 and 225,919.60 is: 338,955.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,268.27 : 765,575.37 = 225,919.60 : x
  2. Step 2: Convert to fraction form
    510,268.27/765,575.37 = 225,919.60/x
  3. Step 3: Cross multiply
    510,268.27x = 765,575.37 × 225,919.60
  4. Step 4: Simplify right side
    510,268.27x = 172,958,476,402.78
  5. Step 5: Solve for x
    x = 172,958,476,402.78/510,268.27
  6. Step 6: Final answer
    x = 338,955.97

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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.