Home / 215,854-337,871

Finding the Third Proportional to 215,854 and 337,871

Calculator

Solution

The third proportional to 215,854 and 337,871 is: 528,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,854 : 337,871 = 337,871 : x
  2. Step 2: Convert to fraction form
    215,854/337,871 = 337,871/x
  3. Step 3: Cross multiply
    215,854x = 337,871 × 337,871
  4. Step 4: Simplify right side
    215,854x = 114,156,812,641
  5. Step 5: Solve for x
    x = 114,156,812,641/215,854
  6. Step 6: Final answer
    x = 528,861.23

Related Problems

Find third proportional to 107,927 and 168,935.50
Half scale
Find third proportional to 431,708 and 675,742
Double scale
Find third proportional to 215,856 and 337,874
Similar ratio
Find third proportional to 323,781 and 506,806.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.