Home / 136,348-291,648

Finding the Third Proportional to 136,348 and 291,648

Calculator

Solution

The third proportional to 136,348 and 291,648 is: 623,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,348 : 291,648 = 291,648 : x
  2. Step 2: Convert to fraction form
    136,348/291,648 = 291,648/x
  3. Step 3: Cross multiply
    136,348x = 291,648 × 291,648
  4. Step 4: Simplify right side
    136,348x = 85,058,555,904
  5. Step 5: Solve for x
    x = 85,058,555,904/136,348
  6. Step 6: Final answer
    x = 623,834.28

Related Problems

Find third proportional to 68,174 and 145,824
Half scale
Find third proportional to 272,696 and 583,296
Double scale
Find third proportional to 136,350 and 291,652
Similar ratio
Find third proportional to 204,522 and 437,472
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.