Home / 156,985-340,042

Finding the Third Proportional to 156,985 and 340,042

Calculator

Solution

The third proportional to 156,985 and 340,042 is: 736,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,985 : 340,042 = 340,042 : x
  2. Step 2: Convert to fraction form
    156,985/340,042 = 340,042/x
  3. Step 3: Cross multiply
    156,985x = 340,042 × 340,042
  4. Step 4: Simplify right side
    156,985x = 115,628,561,764
  5. Step 5: Solve for x
    x = 115,628,561,764/156,985
  6. Step 6: Final answer
    x = 736,558.03

Related Problems

Find third proportional to 78,492.50 and 170,021
Half scale
Find third proportional to 313,970 and 680,084
Double scale
Find third proportional to 156,987 and 340,046
Similar ratio
Find third proportional to 235,477.50 and 510,063
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.