Home / 791,994.88-1,187,872.02-259,504.12

Finding the Fourth Proportional to 791,994.88, 1,187,872.02 and 259,504.12

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Solution

The fourth proportional to 791,994.88, 1,187,872.02 and 259,504.12 is: 389,216.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,994.88 : 1,187,872.02 = 259,504.12 : x
  2. Step 2: Convert to fraction form
    791,994.88/1,187,872.02 = 259,504.12/x
  3. Step 3: Cross multiply
    791,994.88x = 1,187,872.02 × 259,504.12
  4. Step 4: Simplify right side
    791,994.88x = 308,257,683,222.72
  5. Step 5: Solve for x
    x = 308,257,683,222.72/791,994.88
  6. Step 6: Final answer
    x = 389,216.76

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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.