Home / 366,984-561,415

Finding the Third Proportional to 366,984 and 561,415

Calculator

Solution

The third proportional to 366,984 and 561,415 is: 858,857.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984 : 561,415 = 561,415 : x
  2. Step 2: Convert to fraction form
    366,984/561,415 = 561,415/x
  3. Step 3: Cross multiply
    366,984x = 561,415 × 561,415
  4. Step 4: Simplify right side
    366,984x = 315,186,802,225
  5. Step 5: Solve for x
    x = 315,186,802,225/366,984
  6. Step 6: Final answer
    x = 858,857.07

Related Problems

Find third proportional to 183,492 and 280,707.50
Half scale
Find third proportional to 733,968 and 1,122,830
Double scale
Find third proportional to 366,986 and 561,418
Similar ratio
Find third proportional to 550,476 and 842,122.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.