Home / 249,438-545,456

Finding the Third Proportional to 249,438 and 545,456

Calculator

Solution

The third proportional to 249,438 and 545,456 is: 1,192,770.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,438 : 545,456 = 545,456 : x
  2. Step 2: Convert to fraction form
    249,438/545,456 = 545,456/x
  3. Step 3: Cross multiply
    249,438x = 545,456 × 545,456
  4. Step 4: Simplify right side
    249,438x = 297,522,247,936
  5. Step 5: Solve for x
    x = 297,522,247,936/249,438
  6. Step 6: Final answer
    x = 1,192,770.34

Related Problems

Find third proportional to 124,719 and 272,728
Half scale
Find third proportional to 498,876 and 1,090,912
Double scale
Find third proportional to 249,440 and 545,460
Similar ratio
Find third proportional to 374,157 and 818,184
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.