Home / 253,278-540,454

Finding the Third Proportional to 253,278 and 540,454

Calculator

Solution

The third proportional to 253,278 and 540,454 is: 1,153,240.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,278 : 540,454 = 540,454 : x
  2. Step 2: Convert to fraction form
    253,278/540,454 = 540,454/x
  3. Step 3: Cross multiply
    253,278x = 540,454 × 540,454
  4. Step 4: Simplify right side
    253,278x = 292,090,526,116
  5. Step 5: Solve for x
    x = 292,090,526,116/253,278
  6. Step 6: Final answer
    x = 1,153,240.81

Related Problems

Find third proportional to 126,639 and 270,227
Half scale
Find third proportional to 506,556 and 1,080,908
Double scale
Find third proportional to 253,280 and 540,458
Similar ratio
Find third proportional to 379,917 and 810,681
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.