Home / 622,738.64-934,403.18-370,517.39

Finding the Fourth Proportional to 622,738.64, 934,403.18 and 370,517.39

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Solution

The fourth proportional to 622,738.64, 934,403.18 and 370,517.39 is: 555,951.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,738.64 : 934,403.18 = 370,517.39 : x
  2. Step 2: Convert to fraction form
    622,738.64/934,403.18 = 370,517.39/x
  3. Step 3: Cross multiply
    622,738.64x = 934,403.18 × 370,517.39
  4. Step 4: Simplify right side
    622,738.64x = 346,212,620,936.70
  5. Step 5: Solve for x
    x = 346,212,620,936.70/622,738.64
  6. Step 6: Final answer
    x = 555,951.73

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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.