Home / 135,032-290,816

Finding the Third Proportional to 135,032 and 290,816

Calculator

Solution

The third proportional to 135,032 and 290,816 is: 626,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,032 : 290,816 = 290,816 : x
  2. Step 2: Convert to fraction form
    135,032/290,816 = 290,816/x
  3. Step 3: Cross multiply
    135,032x = 290,816 × 290,816
  4. Step 4: Simplify right side
    135,032x = 84,573,945,856
  5. Step 5: Solve for x
    x = 84,573,945,856/135,032
  6. Step 6: Final answer
    x = 626,325.21

Related Problems

Find third proportional to 67,516 and 145,408
Half scale
Find third proportional to 270,064 and 581,632
Double scale
Find third proportional to 135,034 and 290,820
Similar ratio
Find third proportional to 202,548 and 436,224
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.