Home / 339,548-516,699

Finding the Third Proportional to 339,548 and 516,699

Calculator

Solution

The third proportional to 339,548 and 516,699 is: 786,274.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,548 : 516,699 = 516,699 : x
  2. Step 2: Convert to fraction form
    339,548/516,699 = 516,699/x
  3. Step 3: Cross multiply
    339,548x = 516,699 × 516,699
  4. Step 4: Simplify right side
    339,548x = 266,977,856,601
  5. Step 5: Solve for x
    x = 266,977,856,601/339,548
  6. Step 6: Final answer
    x = 786,274.27

Related Problems

Find third proportional to 169,774 and 258,349.50
Half scale
Find third proportional to 679,096 and 1,033,398
Double scale
Find third proportional to 339,550 and 516,702
Similar ratio
Find third proportional to 509,322 and 775,048.50
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.