Home / 367,439-787,365

Finding the Third Proportional to 367,439 and 787,365

Calculator

Solution

The third proportional to 367,439 and 787,365 is: 1,687,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,439 : 787,365 = 787,365 : x
  2. Step 2: Convert to fraction form
    367,439/787,365 = 787,365/x
  3. Step 3: Cross multiply
    367,439x = 787,365 × 787,365
  4. Step 4: Simplify right side
    367,439x = 619,943,643,225
  5. Step 5: Solve for x
    x = 619,943,643,225/367,439
  6. Step 6: Final answer
    x = 1,687,201.53

Related Problems

Find third proportional to 183,719.50 and 393,682.50
Half scale
Find third proportional to 734,878 and 1,574,730
Double scale
Find third proportional to 367,441 and 787,369
Similar ratio
Find third proportional to 551,158.50 and 1,181,047.50
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.