Home / 339,013.50-512,898

Finding the Third Proportional to 339,013.50 and 512,898

Calculator

Solution

The third proportional to 339,013.50 and 512,898 is: 775,970.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,013.50 : 512,898 = 512,898 : x
  2. Step 2: Convert to fraction form
    339,013.50/512,898 = 512,898/x
  3. Step 3: Cross multiply
    339,013.50x = 512,898 × 512,898
  4. Step 4: Simplify right side
    339,013.50x = 263,064,358,404
  5. Step 5: Solve for x
    x = 263,064,358,404/339,013.50
  6. Step 6: Final answer
    x = 775,970.16

Related Problems

Find third proportional to 169,506.75 and 256,449
Half scale
Find third proportional to 678,027 and 1,025,796
Double scale
Find third proportional to 339,016 and 512,901
Similar ratio
Find third proportional to 508,520.25 and 769,347
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.