Home / 565,515-743,283

Finding the Third Proportional to 565,515 and 743,283

Calculator

Solution

The third proportional to 565,515 and 743,283 is: 976,931.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,515 : 743,283 = 743,283 : x
  2. Step 2: Convert to fraction form
    565,515/743,283 = 743,283/x
  3. Step 3: Cross multiply
    565,515x = 743,283 × 743,283
  4. Step 4: Simplify right side
    565,515x = 552,469,618,089
  5. Step 5: Solve for x
    x = 552,469,618,089/565,515
  6. Step 6: Final answer
    x = 976,931.86

Related Problems

Find third proportional to 282,757.50 and 371,641.50
Half scale
Find third proportional to 1,131,030 and 1,486,566
Double scale
Find third proportional to 565,517 and 743,286
Similar ratio
Find third proportional to 848,272.50 and 1,114,924.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.