Home / 547,136-839,824

Finding the Third Proportional to 547,136 and 839,824

Calculator

Solution

The third proportional to 547,136 and 839,824 is: 1,289,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,136 : 839,824 = 839,824 : x
  2. Step 2: Convert to fraction form
    547,136/839,824 = 839,824/x
  3. Step 3: Cross multiply
    547,136x = 839,824 × 839,824
  4. Step 4: Simplify right side
    547,136x = 705,304,350,976
  5. Step 5: Solve for x
    x = 705,304,350,976/547,136
  6. Step 6: Final answer
    x = 1,289,084.16

Related Problems

Find third proportional to 273,568 and 419,912
Half scale
Find third proportional to 1,094,272 and 1,679,648
Double scale
Find third proportional to 547,138 and 839,827
Similar ratio
Find third proportional to 820,704 and 1,259,736
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.