Home / 328,668-469,674

Finding the Third Proportional to 328,668 and 469,674

Calculator

Solution

The third proportional to 328,668 and 469,674 is: 671,174.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,668 : 469,674 = 469,674 : x
  2. Step 2: Convert to fraction form
    328,668/469,674 = 469,674/x
  3. Step 3: Cross multiply
    328,668x = 469,674 × 469,674
  4. Step 4: Simplify right side
    328,668x = 220,593,666,276
  5. Step 5: Solve for x
    x = 220,593,666,276/328,668
  6. Step 6: Final answer
    x = 671,174.76

Related Problems

Find third proportional to 164,334 and 234,837
Half scale
Find third proportional to 657,336 and 939,348
Double scale
Find third proportional to 328,670 and 469,677
Similar ratio
Find third proportional to 493,002 and 704,511
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.