Home / 279,288-602,856

Finding the Third Proportional to 279,288 and 602,856

Calculator

Solution

The third proportional to 279,288 and 602,856 is: 1,301,292.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,288 : 602,856 = 602,856 : x
  2. Step 2: Convert to fraction form
    279,288/602,856 = 602,856/x
  3. Step 3: Cross multiply
    279,288x = 602,856 × 602,856
  4. Step 4: Simplify right side
    279,288x = 363,435,356,736
  5. Step 5: Solve for x
    x = 363,435,356,736/279,288
  6. Step 6: Final answer
    x = 1,301,292.42

Related Problems

Find third proportional to 139,644 and 301,428
Half scale
Find third proportional to 558,576 and 1,205,712
Double scale
Find third proportional to 279,290 and 602,860
Similar ratio
Find third proportional to 418,932 and 904,284
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.