Home / 367,435-787,357

Finding the Third Proportional to 367,435 and 787,357

Calculator

Solution

The third proportional to 367,435 and 787,357 is: 1,687,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,435 : 787,357 = 787,357 : x
  2. Step 2: Convert to fraction form
    367,435/787,357 = 787,357/x
  3. Step 3: Cross multiply
    367,435x = 787,357 × 787,357
  4. Step 4: Simplify right side
    367,435x = 619,931,045,449
  5. Step 5: Solve for x
    x = 619,931,045,449/367,435
  6. Step 6: Final answer
    x = 1,687,185.61

Related Problems

Find third proportional to 183,717.50 and 393,678.50
Half scale
Find third proportional to 734,870 and 1,574,714
Double scale
Find third proportional to 367,437 and 787,361
Similar ratio
Find third proportional to 551,152.50 and 1,181,035.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.