Home / 231,572-347,919

Finding the Third Proportional to 231,572 and 347,919

Calculator

Solution

The third proportional to 231,572 and 347,919 is: 522,721.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,572 : 347,919 = 347,919 : x
  2. Step 2: Convert to fraction form
    231,572/347,919 = 347,919/x
  3. Step 3: Cross multiply
    231,572x = 347,919 × 347,919
  4. Step 4: Simplify right side
    231,572x = 121,047,630,561
  5. Step 5: Solve for x
    x = 121,047,630,561/231,572
  6. Step 6: Final answer
    x = 522,721.36

Related Problems

Find third proportional to 115,786 and 173,959.50
Half scale
Find third proportional to 463,144 and 695,838
Double scale
Find third proportional to 231,574 and 347,922
Similar ratio
Find third proportional to 347,358 and 521,878.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.