Home / 240,398-373,720

Finding the Third Proportional to 240,398 and 373,720

Calculator

Solution

The third proportional to 240,398 and 373,720 is: 580,980.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,398 : 373,720 = 373,720 : x
  2. Step 2: Convert to fraction form
    240,398/373,720 = 373,720/x
  3. Step 3: Cross multiply
    240,398x = 373,720 × 373,720
  4. Step 4: Simplify right side
    240,398x = 139,666,638,400
  5. Step 5: Solve for x
    x = 139,666,638,400/240,398
  6. Step 6: Final answer
    x = 580,980.87

Related Problems

Find third proportional to 120,199 and 186,860
Half scale
Find third proportional to 480,796 and 747,440
Double scale
Find third proportional to 240,400 and 373,723
Similar ratio
Find third proportional to 360,597 and 560,580
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.