Home / 170,903-265,312

Finding the Third Proportional to 170,903 and 265,312

Calculator

Solution

The third proportional to 170,903 and 265,312 is: 411,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,903 : 265,312 = 265,312 : x
  2. Step 2: Convert to fraction form
    170,903/265,312 = 265,312/x
  3. Step 3: Cross multiply
    170,903x = 265,312 × 265,312
  4. Step 4: Simplify right side
    170,903x = 70,390,457,344
  5. Step 5: Solve for x
    x = 70,390,457,344/170,903
  6. Step 6: Final answer
    x = 411,873.74

Related Problems

Find third proportional to 85,451.50 and 132,656
Half scale
Find third proportional to 341,806 and 530,624
Double scale
Find third proportional to 170,905 and 265,315
Similar ratio
Find third proportional to 256,354.50 and 397,968
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.