Home / 132,356-288,508

Finding the Third Proportional to 132,356 and 288,508

Calculator

Solution

The third proportional to 132,356 and 288,508 is: 628,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,356 : 288,508 = 288,508 : x
  2. Step 2: Convert to fraction form
    132,356/288,508 = 288,508/x
  3. Step 3: Cross multiply
    132,356x = 288,508 × 288,508
  4. Step 4: Simplify right side
    132,356x = 83,236,866,064
  5. Step 5: Solve for x
    x = 83,236,866,064/132,356
  6. Step 6: Final answer
    x = 628,886.23

Related Problems

Find third proportional to 66,178 and 144,254
Half scale
Find third proportional to 264,712 and 577,016
Double scale
Find third proportional to 132,358 and 288,512
Similar ratio
Find third proportional to 198,534 and 432,762
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.