Home / 90,697-211,791

Finding the Third Proportional to 90,697 and 211,791

Calculator

Solution

The third proportional to 90,697 and 211,791 is: 494,563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,697 : 211,791 = 211,791 : x
  2. Step 2: Convert to fraction form
    90,697/211,791 = 211,791/x
  3. Step 3: Cross multiply
    90,697x = 211,791 × 211,791
  4. Step 4: Simplify right side
    90,697x = 44,855,427,681
  5. Step 5: Solve for x
    x = 44,855,427,681/90,697
  6. Step 6: Final answer
    x = 494,563.52

Related Problems

Find third proportional to 45,348.50 and 105,895.50
Half scale
Find third proportional to 181,394 and 423,582
Double scale
Find third proportional to 90,699 and 211,796
Similar ratio
Find third proportional to 136,045.50 and 317,686.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.