Home / 394,386-591,387

Finding the Third Proportional to 394,386 and 591,387

Calculator

Solution

The third proportional to 394,386 and 591,387 is: 886,792.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,386 : 591,387 = 591,387 : x
  2. Step 2: Convert to fraction form
    394,386/591,387 = 591,387/x
  3. Step 3: Cross multiply
    394,386x = 591,387 × 591,387
  4. Step 4: Simplify right side
    394,386x = 349,738,583,769
  5. Step 5: Solve for x
    x = 349,738,583,769/394,386
  6. Step 6: Final answer
    x = 886,792.59

Related Problems

Find third proportional to 197,193 and 295,693.50
Half scale
Find third proportional to 788,772 and 1,182,774
Double scale
Find third proportional to 394,388 and 591,390
Similar ratio
Find third proportional to 591,579 and 887,080.50
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.