Home / 159,551-340,221

Finding the Third Proportional to 159,551 and 340,221

Calculator

Solution

The third proportional to 159,551 and 340,221 is: 725,475.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,551 : 340,221 = 340,221 : x
  2. Step 2: Convert to fraction form
    159,551/340,221 = 340,221/x
  3. Step 3: Cross multiply
    159,551x = 340,221 × 340,221
  4. Step 4: Simplify right side
    159,551x = 115,750,328,841
  5. Step 5: Solve for x
    x = 115,750,328,841/159,551
  6. Step 6: Final answer
    x = 725,475.42

Related Problems

Find third proportional to 79,775.50 and 170,110.50
Half scale
Find third proportional to 319,102 and 680,442
Double scale
Find third proportional to 159,553 and 340,225
Similar ratio
Find third proportional to 239,326.50 and 510,331.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.