Home / 516,024-781,812

Finding the Third Proportional to 516,024 and 781,812

Calculator

Solution

The third proportional to 516,024 and 781,812 is: 1,184,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,024 : 781,812 = 781,812 : x
  2. Step 2: Convert to fraction form
    516,024/781,812 = 781,812/x
  3. Step 3: Cross multiply
    516,024x = 781,812 × 781,812
  4. Step 4: Simplify right side
    516,024x = 611,230,003,344
  5. Step 5: Solve for x
    x = 611,230,003,344/516,024
  6. Step 6: Final answer
    x = 1,184,499.18

Related Problems

Find third proportional to 258,012 and 390,906
Half scale
Find third proportional to 1,032,048 and 1,563,624
Double scale
Find third proportional to 516,026 and 781,815
Similar ratio
Find third proportional to 774,036 and 1,172,718
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.