Home / 133,099-288,328

Finding the Third Proportional to 133,099 and 288,328

Calculator

Solution

The third proportional to 133,099 and 288,328 is: 624,595.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,099 : 288,328 = 288,328 : x
  2. Step 2: Convert to fraction form
    133,099/288,328 = 288,328/x
  3. Step 3: Cross multiply
    133,099x = 288,328 × 288,328
  4. Step 4: Simplify right side
    133,099x = 83,133,035,584
  5. Step 5: Solve for x
    x = 83,133,035,584/133,099
  6. Step 6: Final answer
    x = 624,595.49

Related Problems

Find third proportional to 66,549.50 and 144,164
Half scale
Find third proportional to 266,198 and 576,656
Double scale
Find third proportional to 133,101 and 288,332
Similar ratio
Find third proportional to 199,648.50 and 432,492
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.