Home / 339,615-738,189

Finding the Third Proportional to 339,615 and 738,189

Calculator

Solution

The third proportional to 339,615 and 738,189 is: 1,604,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,615 : 738,189 = 738,189 : x
  2. Step 2: Convert to fraction form
    339,615/738,189 = 738,189/x
  3. Step 3: Cross multiply
    339,615x = 738,189 × 738,189
  4. Step 4: Simplify right side
    339,615x = 544,922,999,721
  5. Step 5: Solve for x
    x = 544,922,999,721/339,615
  6. Step 6: Final answer
    x = 1,604,531.60

Related Problems

Find third proportional to 169,807.50 and 369,094.50
Half scale
Find third proportional to 679,230 and 1,476,378
Double scale
Find third proportional to 339,617 and 738,193
Similar ratio
Find third proportional to 509,422.50 and 1,107,283.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.