Home / 337,690-720,578

Finding the Third Proportional to 337,690 and 720,578

Calculator

Solution

The third proportional to 337,690 and 720,578 is: 1,537,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,690 : 720,578 = 720,578 : x
  2. Step 2: Convert to fraction form
    337,690/720,578 = 720,578/x
  3. Step 3: Cross multiply
    337,690x = 720,578 × 720,578
  4. Step 4: Simplify right side
    337,690x = 519,232,654,084
  5. Step 5: Solve for x
    x = 519,232,654,084/337,690
  6. Step 6: Final answer
    x = 1,537,601.51

Related Problems

Find third proportional to 168,845 and 360,289
Half scale
Find third proportional to 675,380 and 1,441,156
Double scale
Find third proportional to 337,692 and 720,582
Similar ratio
Find third proportional to 506,535 and 1,080,867
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.