Home / 359,963-777,653

Finding the Third Proportional to 359,963 and 777,653

Calculator

Solution

The third proportional to 359,963 and 777,653 is: 1,680,017.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,963 : 777,653 = 777,653 : x
  2. Step 2: Convert to fraction form
    359,963/777,653 = 777,653/x
  3. Step 3: Cross multiply
    359,963x = 777,653 × 777,653
  4. Step 4: Simplify right side
    359,963x = 604,744,188,409
  5. Step 5: Solve for x
    x = 604,744,188,409/359,963
  6. Step 6: Final answer
    x = 1,680,017.64

Related Problems

Find third proportional to 179,981.50 and 388,826.50
Half scale
Find third proportional to 719,926 and 1,555,306
Double scale
Find third proportional to 359,965 and 777,657
Similar ratio
Find third proportional to 539,944.50 and 1,166,479.50
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.