Home / 217,680-332,964

Finding the Third Proportional to 217,680 and 332,964

Calculator

Solution

The third proportional to 217,680 and 332,964 is: 509,302.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,680 : 332,964 = 332,964 : x
  2. Step 2: Convert to fraction form
    217,680/332,964 = 332,964/x
  3. Step 3: Cross multiply
    217,680x = 332,964 × 332,964
  4. Step 4: Simplify right side
    217,680x = 110,865,025,296
  5. Step 5: Solve for x
    x = 110,865,025,296/217,680
  6. Step 6: Final answer
    x = 509,302.76

Related Problems

Find third proportional to 108,840 and 166,482
Half scale
Find third proportional to 435,360 and 665,928
Double scale
Find third proportional to 217,682 and 332,967
Similar ratio
Find third proportional to 326,520 and 499,446
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.