Home / 773,609.44-1,160,874.24-418,616.32

Finding the Fourth Proportional to 773,609.44, 1,160,874.24 and 418,616.32

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Solution

The fourth proportional to 773,609.44, 1,160,874.24 and 418,616.32 is: 628,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,609.44 : 1,160,874.24 = 418,616.32 : x
  2. Step 2: Convert to fraction form
    773,609.44/1,160,874.24 = 418,616.32/x
  3. Step 3: Cross multiply
    773,609.44x = 1,160,874.24 × 418,616.32
  4. Step 4: Simplify right side
    773,609.44x = 485,960,902,331.60
  5. Step 5: Solve for x
    x = 485,960,902,331.60/773,609.44
  6. Step 6: Final answer
    x = 628,173.44

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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.