Home / 239,553-521,604

Finding the Third Proportional to 239,553 and 521,604

Calculator

Solution

The third proportional to 239,553 and 521,604 is: 1,135,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,553 : 521,604 = 521,604 : x
  2. Step 2: Convert to fraction form
    239,553/521,604 = 521,604/x
  3. Step 3: Cross multiply
    239,553x = 521,604 × 521,604
  4. Step 4: Simplify right side
    239,553x = 272,070,732,816
  5. Step 5: Solve for x
    x = 272,070,732,816/239,553
  6. Step 6: Final answer
    x = 1,135,743.38

Related Problems

Find third proportional to 119,776.50 and 260,802
Half scale
Find third proportional to 479,106 and 1,043,208
Double scale
Find third proportional to 239,555 and 521,608
Similar ratio
Find third proportional to 359,329.50 and 782,406
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.