Home / 698,422.72-1,046,757.60-298,593.56

Finding the Fourth Proportional to 698,422.72, 1,046,757.60 and 298,593.56

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Solution

The fourth proportional to 698,422.72, 1,046,757.60 and 298,593.56 is: 447,515.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,422.72 : 1,046,757.60 = 298,593.56 : x
  2. Step 2: Convert to fraction form
    698,422.72/1,046,757.60 = 298,593.56/x
  3. Step 3: Cross multiply
    698,422.72x = 1,046,757.60 × 298,593.56
  4. Step 4: Simplify right side
    698,422.72x = 312,555,078,241.06
  5. Step 5: Solve for x
    x = 312,555,078,241.06/698,422.72
  6. Step 6: Final answer
    x = 447,515.63

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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.