Home / 773,608.44-1,160,872.74-418,615.32

Finding the Fourth Proportional to 773,608.44, 1,160,872.74 and 418,615.32

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Solution

The fourth proportional to 773,608.44, 1,160,872.74 and 418,615.32 is: 628,171.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,608.44 : 1,160,872.74 = 418,615.32 : x
  2. Step 2: Convert to fraction form
    773,608.44/1,160,872.74 = 418,615.32/x
  3. Step 3: Cross multiply
    773,608.44x = 1,160,872.74 × 418,615.32
  4. Step 4: Simplify right side
    773,608.44x = 485,959,113,534.38
  5. Step 5: Solve for x
    x = 485,959,113,534.38/773,608.44
  6. Step 6: Final answer
    x = 628,171.94

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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.