Home / 286,394-565,557

Finding the Third Proportional to 286,394 and 565,557

Calculator

Solution

The third proportional to 286,394 and 565,557 is: 1,116,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,394 : 565,557 = 565,557 : x
  2. Step 2: Convert to fraction form
    286,394/565,557 = 565,557/x
  3. Step 3: Cross multiply
    286,394x = 565,557 × 565,557
  4. Step 4: Simplify right side
    286,394x = 319,854,720,249
  5. Step 5: Solve for x
    x = 319,854,720,249/286,394
  6. Step 6: Final answer
    x = 1,116,834.57

Related Problems

Find third proportional to 143,197 and 282,778.50
Half scale
Find third proportional to 572,788 and 1,131,114
Double scale
Find third proportional to 286,396 and 565,561
Similar ratio
Find third proportional to 429,591 and 848,335.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.