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Finding the Fourth Proportional to 283,675.44, 425,514.56 and 83,999.60

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Solution

The fourth proportional to 283,675.44, 425,514.56 and 83,999.60 is: 125,999.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,675.44 : 425,514.56 = 83,999.60 : x
  2. Step 2: Convert to fraction form
    283,675.44/425,514.56 = 83,999.60/x
  3. Step 3: Cross multiply
    283,675.44x = 425,514.56 × 83,999.60
  4. Step 4: Simplify right side
    283,675.44x = 35,743,052,834.18
  5. Step 5: Solve for x
    x = 35,743,052,834.18/283,675.44
  6. Step 6: Final answer
    x = 125,999.81

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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.