Home / 876,452.22-1,314,664.56-449,741.79

Finding the Fourth Proportional to 876,452.22, 1,314,664.56 and 449,741.79

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Solution

The fourth proportional to 876,452.22, 1,314,664.56 and 449,741.79 is: 674,605.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,452.22 : 1,314,664.56 = 449,741.79 : x
  2. Step 2: Convert to fraction form
    876,452.22/1,314,664.56 = 449,741.79/x
  3. Step 3: Cross multiply
    876,452.22x = 1,314,664.56 × 449,741.79
  4. Step 4: Simplify right side
    876,452.22x = 591,259,592,463.96
  5. Step 5: Solve for x
    x = 591,259,592,463.96/876,452.22
  6. Step 6: Final answer
    x = 674,605.62

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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.