Home / 359,964-777,655

Finding the Third Proportional to 359,964 and 777,655

Calculator

Solution

The third proportional to 359,964 and 777,655 is: 1,680,021.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,964 : 777,655 = 777,655 : x
  2. Step 2: Convert to fraction form
    359,964/777,655 = 777,655/x
  3. Step 3: Cross multiply
    359,964x = 777,655 × 777,655
  4. Step 4: Simplify right side
    359,964x = 604,747,299,025
  5. Step 5: Solve for x
    x = 604,747,299,025/359,964
  6. Step 6: Final answer
    x = 1,680,021.61

Related Problems

Find third proportional to 179,982 and 388,827.50
Half scale
Find third proportional to 719,928 and 1,555,310
Double scale
Find third proportional to 359,966 and 777,659
Similar ratio
Find third proportional to 539,946 and 1,166,482.50
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.