Home / 507,038-779,422

Finding the Third Proportional to 507,038 and 779,422

Calculator

Solution

The third proportional to 507,038 and 779,422 is: 1,198,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,038 : 779,422 = 779,422 : x
  2. Step 2: Convert to fraction form
    507,038/779,422 = 779,422/x
  3. Step 3: Cross multiply
    507,038x = 779,422 × 779,422
  4. Step 4: Simplify right side
    507,038x = 607,498,654,084
  5. Step 5: Solve for x
    x = 607,498,654,084/507,038
  6. Step 6: Final answer
    x = 1,198,132.40

Related Problems

Find third proportional to 253,519 and 389,711
Half scale
Find third proportional to 1,014,076 and 1,558,844
Double scale
Find third proportional to 507,040 and 779,425
Similar ratio
Find third proportional to 760,557 and 1,169,133
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.