Home / 157,770-346,140

Finding the Third Proportional to 157,770 and 346,140

Calculator

Solution

The third proportional to 157,770 and 346,140 is: 759,414.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,770 : 346,140 = 346,140 : x
  2. Step 2: Convert to fraction form
    157,770/346,140 = 346,140/x
  3. Step 3: Cross multiply
    157,770x = 346,140 × 346,140
  4. Step 4: Simplify right side
    157,770x = 119,812,899,600
  5. Step 5: Solve for x
    x = 119,812,899,600/157,770
  6. Step 6: Final answer
    x = 759,414.97

Related Problems

Find third proportional to 78,885 and 173,070
Half scale
Find third proportional to 315,540 and 692,280
Double scale
Find third proportional to 157,772 and 346,144
Similar ratio
Find third proportional to 236,655 and 519,210
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.