Home / 157,051-343,438

Finding the Third Proportional to 157,051 and 343,438

Calculator

Solution

The third proportional to 157,051 and 343,438 is: 751,027.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,051 : 343,438 = 343,438 : x
  2. Step 2: Convert to fraction form
    157,051/343,438 = 343,438/x
  3. Step 3: Cross multiply
    157,051x = 343,438 × 343,438
  4. Step 4: Simplify right side
    157,051x = 117,949,659,844
  5. Step 5: Solve for x
    x = 117,949,659,844/157,051
  6. Step 6: Final answer
    x = 751,027.75

Related Problems

Find third proportional to 78,525.50 and 171,719
Half scale
Find third proportional to 314,102 and 686,876
Double scale
Find third proportional to 157,053 and 343,442
Similar ratio
Find third proportional to 235,576.50 and 515,157
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.