Home / 132,523-287,320

Finding the Third Proportional to 132,523 and 287,320

Calculator

Solution

The third proportional to 132,523 and 287,320 is: 622,931.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,523 : 287,320 = 287,320 : x
  2. Step 2: Convert to fraction form
    132,523/287,320 = 287,320/x
  3. Step 3: Cross multiply
    132,523x = 287,320 × 287,320
  4. Step 4: Simplify right side
    132,523x = 82,552,782,400
  5. Step 5: Solve for x
    x = 82,552,782,400/132,523
  6. Step 6: Final answer
    x = 622,931.74

Related Problems

Find third proportional to 66,261.50 and 143,660
Half scale
Find third proportional to 265,046 and 574,640
Double scale
Find third proportional to 132,525 and 287,324
Similar ratio
Find third proportional to 198,784.50 and 430,980
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.