Home / 242,718-379,929

Finding the Third Proportional to 242,718 and 379,929

Calculator

Solution

The third proportional to 242,718 and 379,929 is: 594,706.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,718 : 379,929 = 379,929 : x
  2. Step 2: Convert to fraction form
    242,718/379,929 = 379,929/x
  3. Step 3: Cross multiply
    242,718x = 379,929 × 379,929
  4. Step 4: Simplify right side
    242,718x = 144,346,045,041
  5. Step 5: Solve for x
    x = 144,346,045,041/242,718
  6. Step 6: Final answer
    x = 594,706.80

Related Problems

Find third proportional to 121,359 and 189,964.50
Half scale
Find third proportional to 485,436 and 759,858
Double scale
Find third proportional to 242,720 and 379,932
Similar ratio
Find third proportional to 364,077 and 569,893.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.