Home / 333.18-717.61

Finding the Third Proportional to 333.18 and 717.61

Calculator

Solution

The third proportional to 333.18 and 717.61 is: 1,545.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.18 : 717.61 = 717.61 : x
  2. Step 2: Convert to fraction form
    333.18/717.61 = 717.61/x
  3. Step 3: Cross multiply
    333.18x = 717.61 × 717.61
  4. Step 4: Simplify right side
    333.18x = 514,963.22
  5. Step 5: Solve for x
    x = 514,963.22/333.18
  6. Step 6: Final answer
    x = 1,545.62

Related Problems

Find third proportional to 166.59 and 358.80
Half scale
Find third proportional to 666.35 and 1,435.22
Double scale
Find third proportional to 335 and 722
Similar ratio
Find third proportional to 499.76 and 1,076.41
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.