Home / 791,931.99-1,188,119.42-259,826.69

Finding the Fourth Proportional to 791,931.99, 1,188,119.42 and 259,826.69

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Solution

The fourth proportional to 791,931.99, 1,188,119.42 and 259,826.69 is: 389,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,931.99 : 1,188,119.42 = 259,826.69 : x
  2. Step 2: Convert to fraction form
    791,931.99/1,188,119.42 = 259,826.69/x
  3. Step 3: Cross multiply
    791,931.99x = 1,188,119.42 × 259,826.69
  4. Step 4: Simplify right side
    791,931.99x = 308,705,131,454.90
  5. Step 5: Solve for x
    x = 308,705,131,454.90/791,931.99
  6. Step 6: Final answer
    x = 389,812.68

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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.