Home / 249,878-386,494

Finding the Third Proportional to 249,878 and 386,494

Calculator

Solution

The third proportional to 249,878 and 386,494 is: 597,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,878 : 386,494 = 386,494 : x
  2. Step 2: Convert to fraction form
    249,878/386,494 = 386,494/x
  3. Step 3: Cross multiply
    249,878x = 386,494 × 386,494
  4. Step 4: Simplify right side
    249,878x = 149,377,612,036
  5. Step 5: Solve for x
    x = 149,377,612,036/249,878
  6. Step 6: Final answer
    x = 597,802.18

Related Problems

Find third proportional to 124,939 and 193,247
Half scale
Find third proportional to 499,756 and 772,988
Double scale
Find third proportional to 249,880 and 386,497
Similar ratio
Find third proportional to 374,817 and 579,741
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.