Home / 388,210-848,389

Finding the Third Proportional to 388,210 and 848,389

Calculator

Solution

The third proportional to 388,210 and 848,389 is: 1,854,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,210 : 848,389 = 848,389 : x
  2. Step 2: Convert to fraction form
    388,210/848,389 = 848,389/x
  3. Step 3: Cross multiply
    388,210x = 848,389 × 848,389
  4. Step 4: Simplify right side
    388,210x = 719,763,895,321
  5. Step 5: Solve for x
    x = 719,763,895,321/388,210
  6. Step 6: Final answer
    x = 1,854,058.10

Related Problems

Find third proportional to 194,105 and 424,194.50
Half scale
Find third proportional to 776,420 and 1,696,778
Double scale
Find third proportional to 388,212 and 848,393
Similar ratio
Find third proportional to 582,315 and 1,272,583.50
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.