Home / 282,778-609,836

Finding the Third Proportional to 282,778 and 609,836

Calculator

Solution

The third proportional to 282,778 and 609,836 is: 1,315,165.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,778 : 609,836 = 609,836 : x
  2. Step 2: Convert to fraction form
    282,778/609,836 = 609,836/x
  3. Step 3: Cross multiply
    282,778x = 609,836 × 609,836
  4. Step 4: Simplify right side
    282,778x = 371,899,946,896
  5. Step 5: Solve for x
    x = 371,899,946,896/282,778
  6. Step 6: Final answer
    x = 1,315,165.77

Related Problems

Find third proportional to 141,389 and 304,918
Half scale
Find third proportional to 565,556 and 1,219,672
Double scale
Find third proportional to 282,780 and 609,840
Similar ratio
Find third proportional to 424,167 and 914,754
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.