Home / 706,142.25-1,059,213.38-207,506.25

Finding the Fourth Proportional to 706,142.25, 1,059,213.38 and 207,506.25

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Solution

The fourth proportional to 706,142.25, 1,059,213.38 and 207,506.25 is: 311,259.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,142.25 : 1,059,213.38 = 207,506.25 : x
  2. Step 2: Convert to fraction form
    706,142.25/1,059,213.38 = 207,506.25/x
  3. Step 3: Cross multiply
    706,142.25x = 1,059,213.38 × 207,506.25
  4. Step 4: Simplify right side
    706,142.25x = 219,793,395,396.09
  5. Step 5: Solve for x
    x = 219,793,395,396.09/706,142.25
  6. Step 6: Final answer
    x = 311,259.38

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Similar ratio
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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.