Home / 279,020-604,399

Finding the Third Proportional to 279,020 and 604,399

Calculator

Solution

The third proportional to 279,020 and 604,399 is: 1,309,218.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,020 : 604,399 = 604,399 : x
  2. Step 2: Convert to fraction form
    279,020/604,399 = 604,399/x
  3. Step 3: Cross multiply
    279,020x = 604,399 × 604,399
  4. Step 4: Simplify right side
    279,020x = 365,298,151,201
  5. Step 5: Solve for x
    x = 365,298,151,201/279,020
  6. Step 6: Final answer
    x = 1,309,218.52

Related Problems

Find third proportional to 139,510 and 302,199.50
Half scale
Find third proportional to 558,040 and 1,208,798
Double scale
Find third proportional to 279,022 and 604,403
Similar ratio
Find third proportional to 418,530 and 906,598.50
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.