Home / 369,122-561,149

Finding the Third Proportional to 369,122 and 561,149

Calculator

Solution

The third proportional to 369,122 and 561,149 is: 853,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,122 : 561,149 = 561,149 : x
  2. Step 2: Convert to fraction form
    369,122/561,149 = 561,149/x
  3. Step 3: Cross multiply
    369,122x = 561,149 × 561,149
  4. Step 4: Simplify right side
    369,122x = 314,888,200,201
  5. Step 5: Solve for x
    x = 314,888,200,201/369,122
  6. Step 6: Final answer
    x = 853,073.51

Related Problems

Find third proportional to 184,561 and 280,574.50
Half scale
Find third proportional to 738,244 and 1,122,298
Double scale
Find third proportional to 369,124 and 561,152
Similar ratio
Find third proportional to 553,683 and 841,723.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.