Home / 132,273-289,386

Finding the Third Proportional to 132,273 and 289,386

Calculator

Solution

The third proportional to 132,273 and 289,386 is: 633,116.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,273 : 289,386 = 289,386 : x
  2. Step 2: Convert to fraction form
    132,273/289,386 = 289,386/x
  3. Step 3: Cross multiply
    132,273x = 289,386 × 289,386
  4. Step 4: Simplify right side
    132,273x = 83,744,256,996
  5. Step 5: Solve for x
    x = 83,744,256,996/132,273
  6. Step 6: Final answer
    x = 633,116.79

Related Problems

Find third proportional to 66,136.50 and 144,693
Half scale
Find third proportional to 264,546 and 578,772
Double scale
Find third proportional to 132,275 and 289,390
Similar ratio
Find third proportional to 198,409.50 and 434,079
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.