Home / 702,003.80-1,049,933.70-627,661.40

Finding the Fourth Proportional to 702,003.80, 1,049,933.70 and 627,661.40

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Solution

The fourth proportional to 702,003.80, 1,049,933.70 and 627,661.40 is: 938,745.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,003.80 : 1,049,933.70 = 627,661.40 : x
  2. Step 2: Convert to fraction form
    702,003.80/1,049,933.70 = 627,661.40/x
  3. Step 3: Cross multiply
    702,003.80x = 1,049,933.70 × 627,661.40
  4. Step 4: Simplify right side
    702,003.80x = 659,002,856,049.18
  5. Step 5: Solve for x
    x = 659,002,856,049.18/702,003.80
  6. Step 6: Final answer
    x = 938,745.43

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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.