Home / 302,211-658,368

Finding the Third Proportional to 302,211 and 658,368

Calculator

Solution

The third proportional to 302,211 and 658,368 is: 1,434,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,211 : 658,368 = 658,368 : x
  2. Step 2: Convert to fraction form
    302,211/658,368 = 658,368/x
  3. Step 3: Cross multiply
    302,211x = 658,368 × 658,368
  4. Step 4: Simplify right side
    302,211x = 433,448,423,424
  5. Step 5: Solve for x
    x = 433,448,423,424/302,211
  6. Step 6: Final answer
    x = 1,434,257.60

Related Problems

Find third proportional to 151,105.50 and 329,184
Half scale
Find third proportional to 604,422 and 1,316,736
Double scale
Find third proportional to 302,213 and 658,372
Similar ratio
Find third proportional to 453,316.50 and 987,552
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.