Home / 258,736-565,560

Finding the Third Proportional to 258,736 and 565,560

Calculator

Solution

The third proportional to 258,736 and 565,560 is: 1,236,233.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,736 : 565,560 = 565,560 : x
  2. Step 2: Convert to fraction form
    258,736/565,560 = 565,560/x
  3. Step 3: Cross multiply
    258,736x = 565,560 × 565,560
  4. Step 4: Simplify right side
    258,736x = 319,858,113,600
  5. Step 5: Solve for x
    x = 319,858,113,600/258,736
  6. Step 6: Final answer
    x = 1,236,233.51

Related Problems

Find third proportional to 129,368 and 282,780
Half scale
Find third proportional to 517,472 and 1,131,120
Double scale
Find third proportional to 258,738 and 565,564
Similar ratio
Find third proportional to 388,104 and 848,340
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.