Home / 183.09-392.77

Finding the Third Proportional to 183.09 and 392.77

Calculator

Solution

The third proportional to 183.09 and 392.77 is: 842.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.09 : 392.77 = 392.77 : x
  2. Step 2: Convert to fraction form
    183.09/392.77 = 392.77/x
  3. Step 3: Cross multiply
    183.09x = 392.77 × 392.77
  4. Step 4: Simplify right side
    183.09x = 154,264.84
  5. Step 5: Solve for x
    x = 154,264.84/183.09
  6. Step 6: Final answer
    x = 842.55

Related Problems

Find third proportional to 91.55 and 196.38
Half scale
Find third proportional to 366.19 and 785.53
Double scale
Find third proportional to 185 and 397
Similar ratio
Find third proportional to 274.64 and 589.15
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.