Home / 132,761-286,724

Finding the Third Proportional to 132,761 and 286,724

Calculator

Solution

The third proportional to 132,761 and 286,724 is: 619,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,761 : 286,724 = 286,724 : x
  2. Step 2: Convert to fraction form
    132,761/286,724 = 286,724/x
  3. Step 3: Cross multiply
    132,761x = 286,724 × 286,724
  4. Step 4: Simplify right side
    132,761x = 82,210,652,176
  5. Step 5: Solve for x
    x = 82,210,652,176/132,761
  6. Step 6: Final answer
    x = 619,237.97

Related Problems

Find third proportional to 66,380.50 and 143,362
Half scale
Find third proportional to 265,522 and 573,448
Double scale
Find third proportional to 132,763 and 286,728
Similar ratio
Find third proportional to 199,141.50 and 430,086
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.