Home / 367,468-787,422

Finding the Third Proportional to 367,468 and 787,422

Calculator

Solution

The third proportional to 367,468 and 787,422 is: 1,687,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,468 : 787,422 = 787,422 : x
  2. Step 2: Convert to fraction form
    367,468/787,422 = 787,422/x
  3. Step 3: Cross multiply
    367,468x = 787,422 × 787,422
  4. Step 4: Simplify right side
    367,468x = 620,033,406,084
  5. Step 5: Solve for x
    x = 620,033,406,084/367,468
  6. Step 6: Final answer
    x = 1,687,312.65

Related Problems

Find third proportional to 183,734 and 393,711
Half scale
Find third proportional to 734,936 and 1,574,844
Double scale
Find third proportional to 367,470 and 787,426
Similar ratio
Find third proportional to 551,202 and 1,181,133
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.