Home / 287,550-616,734

Finding the Third Proportional to 287,550 and 616,734

Calculator

Solution

The third proportional to 287,550 and 616,734 is: 1,322,764.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,550 : 616,734 = 616,734 : x
  2. Step 2: Convert to fraction form
    287,550/616,734 = 616,734/x
  3. Step 3: Cross multiply
    287,550x = 616,734 × 616,734
  4. Step 4: Simplify right side
    287,550x = 380,360,826,756
  5. Step 5: Solve for x
    x = 380,360,826,756/287,550
  6. Step 6: Final answer
    x = 1,322,764.13

Related Problems

Find third proportional to 143,775 and 308,367
Half scale
Find third proportional to 575,100 and 1,233,468
Double scale
Find third proportional to 287,552 and 616,738
Similar ratio
Find third proportional to 431,325 and 925,101
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.