Home / 789,355.40-1,184,227.59-228,446.60

Finding the Fourth Proportional to 789,355.40, 1,184,227.59 and 228,446.60

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Solution

The fourth proportional to 789,355.40, 1,184,227.59 and 228,446.60 is: 342,726.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,355.40 : 1,184,227.59 = 228,446.60 : x
  2. Step 2: Convert to fraction form
    789,355.40/1,184,227.59 = 228,446.60/x
  3. Step 3: Cross multiply
    789,355.40x = 1,184,227.59 × 228,446.60
  4. Step 4: Simplify right side
    789,355.40x = 270,532,766,561.69
  5. Step 5: Solve for x
    x = 270,532,766,561.69/789,355.40
  6. Step 6: Final answer
    x = 342,726.19

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1.5x scale

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.