Home / 112,912-242,840

Finding the Third Proportional to 112,912 and 242,840

Calculator

Solution

The third proportional to 112,912 and 242,840 is: 522,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,912 : 242,840 = 242,840 : x
  2. Step 2: Convert to fraction form
    112,912/242,840 = 242,840/x
  3. Step 3: Cross multiply
    112,912x = 242,840 × 242,840
  4. Step 4: Simplify right side
    112,912x = 58,971,265,600
  5. Step 5: Solve for x
    x = 58,971,265,600/112,912
  6. Step 6: Final answer
    x = 522,276.34

Related Problems

Find third proportional to 56,456 and 121,420
Half scale
Find third proportional to 225,824 and 485,680
Double scale
Find third proportional to 112,914 and 242,844
Similar ratio
Find third proportional to 169,368 and 364,260
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.