Home / 789,729.17-1,184,592.83-257,249.34

Finding the Fourth Proportional to 789,729.17, 1,184,592.83 and 257,249.34

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Solution

The fourth proportional to 789,729.17, 1,184,592.83 and 257,249.34 is: 385,873.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,729.17 : 1,184,592.83 = 257,249.34 : x
  2. Step 2: Convert to fraction form
    789,729.17/1,184,592.83 = 257,249.34/x
  3. Step 3: Cross multiply
    789,729.17x = 1,184,592.83 × 257,249.34
  4. Step 4: Simplify right side
    789,729.17x = 304,735,722,399.99
  5. Step 5: Solve for x
    x = 304,735,722,399.99/789,729.17
  6. Step 6: Final answer
    x = 385,873.71

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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.