Home / 159,987-345,632

Finding the Third Proportional to 159,987 and 345,632

Calculator

Solution

The third proportional to 159,987 and 345,632 is: 746,694.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,987 : 345,632 = 345,632 : x
  2. Step 2: Convert to fraction form
    159,987/345,632 = 345,632/x
  3. Step 3: Cross multiply
    159,987x = 345,632 × 345,632
  4. Step 4: Simplify right side
    159,987x = 119,461,479,424
  5. Step 5: Solve for x
    x = 119,461,479,424/159,987
  6. Step 6: Final answer
    x = 746,694.92

Related Problems

Find third proportional to 79,993.50 and 172,816
Half scale
Find third proportional to 319,974 and 691,264
Double scale
Find third proportional to 159,989 and 345,636
Similar ratio
Find third proportional to 239,980.50 and 518,448
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.