Home / 130,544-286,306

Finding the Third Proportional to 130,544 and 286,306

Calculator

Solution

The third proportional to 130,544 and 286,306 is: 627,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,544 : 286,306 = 286,306 : x
  2. Step 2: Convert to fraction form
    130,544/286,306 = 286,306/x
  3. Step 3: Cross multiply
    130,544x = 286,306 × 286,306
  4. Step 4: Simplify right side
    130,544x = 81,971,125,636
  5. Step 5: Solve for x
    x = 81,971,125,636/130,544
  6. Step 6: Final answer
    x = 627,919.52

Related Problems

Find third proportional to 65,272 and 143,153
Half scale
Find third proportional to 261,088 and 572,612
Double scale
Find third proportional to 130,546 and 286,310
Similar ratio
Find third proportional to 195,816 and 429,459
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.