Home / 163,332-217,422

Finding the Third Proportional to 163,332 and 217,422

Calculator

Solution

The third proportional to 163,332 and 217,422 is: 289,424.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,332 : 217,422 = 217,422 : x
  2. Step 2: Convert to fraction form
    163,332/217,422 = 217,422/x
  3. Step 3: Cross multiply
    163,332x = 217,422 × 217,422
  4. Step 4: Simplify right side
    163,332x = 47,272,326,084
  5. Step 5: Solve for x
    x = 47,272,326,084/163,332
  6. Step 6: Final answer
    x = 289,424.77

Related Problems

Find third proportional to 81,666 and 108,711
Half scale
Find third proportional to 326,664 and 434,844
Double scale
Find third proportional to 163,334 and 217,425
Similar ratio
Find third proportional to 244,998 and 326,133
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.