Home / 127,528-278,370

Finding the Third Proportional to 127,528 and 278,370

Calculator

Solution

The third proportional to 127,528 and 278,370 is: 607,630.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,528 : 278,370 = 278,370 : x
  2. Step 2: Convert to fraction form
    127,528/278,370 = 278,370/x
  3. Step 3: Cross multiply
    127,528x = 278,370 × 278,370
  4. Step 4: Simplify right side
    127,528x = 77,489,856,900
  5. Step 5: Solve for x
    x = 77,489,856,900/127,528
  6. Step 6: Final answer
    x = 607,630.14

Related Problems

Find third proportional to 63,764 and 139,185
Half scale
Find third proportional to 255,056 and 556,740
Double scale
Find third proportional to 127,530 and 278,374
Similar ratio
Find third proportional to 191,292 and 417,555
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.