Home / 538,360-731,454

Finding the Third Proportional to 538,360 and 731,454

Calculator

Solution

The third proportional to 538,360 and 731,454 is: 993,805.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,360 : 731,454 = 731,454 : x
  2. Step 2: Convert to fraction form
    538,360/731,454 = 731,454/x
  3. Step 3: Cross multiply
    538,360x = 731,454 × 731,454
  4. Step 4: Simplify right side
    538,360x = 535,024,954,116
  5. Step 5: Solve for x
    x = 535,024,954,116/538,360
  6. Step 6: Final answer
    x = 993,805.18

Related Problems

Find third proportional to 269,180 and 365,727
Half scale
Find third proportional to 1,076,720 and 1,462,908
Double scale
Find third proportional to 538,362 and 731,457
Similar ratio
Find third proportional to 807,540 and 1,097,181
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.