Home / 269,540.48-403,982.76-190,677.44

Finding the Fourth Proportional to 269,540.48, 403,982.76 and 190,677.44

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Solution

The fourth proportional to 269,540.48, 403,982.76 and 190,677.44 is: 285,784.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,540.48 : 403,982.76 = 190,677.44 : x
  2. Step 2: Convert to fraction form
    269,540.48/403,982.76 = 190,677.44/x
  3. Step 3: Cross multiply
    269,540.48x = 403,982.76 × 190,677.44
  4. Step 4: Simplify right side
    269,540.48x = 77,030,398,480.93
  5. Step 5: Solve for x
    x = 77,030,398,480.93/269,540.48
  6. Step 6: Final answer
    x = 285,784.16

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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.