Home / 791-1,190.50

Finding the Third Proportional to 791 and 1,190.50

Calculator

Solution

The third proportional to 791 and 1,190.50 is: 1,791.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    791 : 1,190.50 = 1,190.50 : x
  2. Step 2: Convert to fraction form
    791/1,190.50 = 1,190.50/x
  3. Step 3: Cross multiply
    791x = 1,190.50 × 1,190.50
  4. Step 4: Simplify right side
    791x = 1,417,290.25
  5. Step 5: Solve for x
    x = 1,417,290.25/791
  6. Step 6: Final answer
    x = 1,791.77

Related Problems

Find third proportional to 395.50 and 595.25
Half scale
Find third proportional to 1,582 and 2,381
Double scale
Find third proportional to 793 and 1,194
Similar ratio
Find third proportional to 1,186.50 and 1,785.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.