Home / 215,754-334,991

Finding the Third Proportional to 215,754 and 334,991

Calculator

Solution

The third proportional to 215,754 and 334,991 is: 520,124.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,754 : 334,991 = 334,991 : x
  2. Step 2: Convert to fraction form
    215,754/334,991 = 334,991/x
  3. Step 3: Cross multiply
    215,754x = 334,991 × 334,991
  4. Step 4: Simplify right side
    215,754x = 112,218,970,081
  5. Step 5: Solve for x
    x = 112,218,970,081/215,754
  6. Step 6: Final answer
    x = 520,124.63

Related Problems

Find third proportional to 107,877 and 167,495.50
Half scale
Find third proportional to 431,508 and 669,982
Double scale
Find third proportional to 215,756 and 334,994
Similar ratio
Find third proportional to 323,631 and 502,486.50
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.