Home / 322,376-692,328

Finding the Third Proportional to 322,376 and 692,328

Calculator

Solution

The third proportional to 322,376 and 692,328 is: 1,486,829.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,376 : 692,328 = 692,328 : x
  2. Step 2: Convert to fraction form
    322,376/692,328 = 692,328/x
  3. Step 3: Cross multiply
    322,376x = 692,328 × 692,328
  4. Step 4: Simplify right side
    322,376x = 479,318,059,584
  5. Step 5: Solve for x
    x = 479,318,059,584/322,376
  6. Step 6: Final answer
    x = 1,486,829.23

Related Problems

Find third proportional to 161,188 and 346,164
Half scale
Find third proportional to 644,752 and 1,384,656
Double scale
Find third proportional to 322,378 and 692,332
Similar ratio
Find third proportional to 483,564 and 1,038,492
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.