Home / 422,984-915,664

Finding the Third Proportional to 422,984 and 915,664

Calculator

Solution

The third proportional to 422,984 and 915,664 is: 1,982,203.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,984 : 915,664 = 915,664 : x
  2. Step 2: Convert to fraction form
    422,984/915,664 = 915,664/x
  3. Step 3: Cross multiply
    422,984x = 915,664 × 915,664
  4. Step 4: Simplify right side
    422,984x = 838,440,560,896
  5. Step 5: Solve for x
    x = 838,440,560,896/422,984
  6. Step 6: Final answer
    x = 1,982,203.96

Related Problems

Find third proportional to 211,492 and 457,832
Half scale
Find third proportional to 845,968 and 1,831,328
Double scale
Find third proportional to 422,986 and 915,668
Similar ratio
Find third proportional to 634,476 and 1,373,496
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.