Home / 157,336-340,906

Finding the Third Proportional to 157,336 and 340,906

Calculator

Solution

The third proportional to 157,336 and 340,906 is: 738,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,336 : 340,906 = 340,906 : x
  2. Step 2: Convert to fraction form
    157,336/340,906 = 340,906/x
  3. Step 3: Cross multiply
    157,336x = 340,906 × 340,906
  4. Step 4: Simplify right side
    157,336x = 116,216,900,836
  5. Step 5: Solve for x
    x = 116,216,900,836/157,336
  6. Step 6: Final answer
    x = 738,654.22

Related Problems

Find third proportional to 78,668 and 170,453
Half scale
Find third proportional to 314,672 and 681,812
Double scale
Find third proportional to 157,338 and 340,910
Similar ratio
Find third proportional to 236,004 and 511,359
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.