Home / 372,128-775,744

Finding the Third Proportional to 372,128 and 775,744

Calculator

Solution

The third proportional to 372,128 and 775,744 is: 1,617,128.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,128 : 775,744 = 775,744 : x
  2. Step 2: Convert to fraction form
    372,128/775,744 = 775,744/x
  3. Step 3: Cross multiply
    372,128x = 775,744 × 775,744
  4. Step 4: Simplify right side
    372,128x = 601,778,753,536
  5. Step 5: Solve for x
    x = 601,778,753,536/372,128
  6. Step 6: Final answer
    x = 1,617,128.39

Related Problems

Find third proportional to 186,064 and 387,872
Half scale
Find third proportional to 744,256 and 1,551,488
Double scale
Find third proportional to 372,130 and 775,748
Similar ratio
Find third proportional to 558,192 and 1,163,616
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.