Home / 319,800-703,992

Finding the Third Proportional to 319,800 and 703,992

Calculator

Solution

The third proportional to 319,800 and 703,992 is: 1,549,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,800 : 703,992 = 703,992 : x
  2. Step 2: Convert to fraction form
    319,800/703,992 = 703,992/x
  3. Step 3: Cross multiply
    319,800x = 703,992 × 703,992
  4. Step 4: Simplify right side
    319,800x = 495,604,736,064
  5. Step 5: Solve for x
    x = 495,604,736,064/319,800
  6. Step 6: Final answer
    x = 1,549,733.38

Related Problems

Find third proportional to 159,900 and 351,996
Half scale
Find third proportional to 639,600 and 1,407,984
Double scale
Find third proportional to 319,802 and 703,996
Similar ratio
Find third proportional to 479,700 and 1,055,988
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.