Home / 332,542-509,991

Finding the Third Proportional to 332,542 and 509,991

Calculator

Solution

The third proportional to 332,542 and 509,991 is: 782,129.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,542 : 509,991 = 509,991 : x
  2. Step 2: Convert to fraction form
    332,542/509,991 = 509,991/x
  3. Step 3: Cross multiply
    332,542x = 509,991 × 509,991
  4. Step 4: Simplify right side
    332,542x = 260,090,820,081
  5. Step 5: Solve for x
    x = 260,090,820,081/332,542
  6. Step 6: Final answer
    x = 782,129.24

Related Problems

Find third proportional to 166,271 and 254,995.50
Half scale
Find third proportional to 665,084 and 1,019,982
Double scale
Find third proportional to 332,544 and 509,994
Similar ratio
Find third proportional to 498,813 and 764,986.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.