Home / 243,387-363,054

Finding the Third Proportional to 243,387 and 363,054

Calculator

Solution

The third proportional to 243,387 and 363,054 is: 541,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,387 : 363,054 = 363,054 : x
  2. Step 2: Convert to fraction form
    243,387/363,054 = 363,054/x
  3. Step 3: Cross multiply
    243,387x = 363,054 × 363,054
  4. Step 4: Simplify right side
    243,387x = 131,808,206,916
  5. Step 5: Solve for x
    x = 131,808,206,916/243,387
  6. Step 6: Final answer
    x = 541,558.12

Related Problems

Find third proportional to 121,693.50 and 181,527
Half scale
Find third proportional to 486,774 and 726,108
Double scale
Find third proportional to 243,389 and 363,057
Similar ratio
Find third proportional to 365,080.50 and 544,581
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.