Home / 153,480-334,878

Finding the Third Proportional to 153,480 and 334,878

Calculator

Solution

The third proportional to 153,480 and 334,878 is: 730,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,480 : 334,878 = 334,878 : x
  2. Step 2: Convert to fraction form
    153,480/334,878 = 334,878/x
  3. Step 3: Cross multiply
    153,480x = 334,878 × 334,878
  4. Step 4: Simplify right side
    153,480x = 112,143,274,884
  5. Step 5: Solve for x
    x = 112,143,274,884/153,480
  6. Step 6: Final answer
    x = 730,670.28

Related Problems

Find third proportional to 76,740 and 167,439
Half scale
Find third proportional to 306,960 and 669,756
Double scale
Find third proportional to 153,482 and 334,882
Similar ratio
Find third proportional to 230,220 and 502,317
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.