Home / 521,036-779,366

Finding the Third Proportional to 521,036 and 779,366

Calculator

Solution

The third proportional to 521,036 and 779,366 is: 1,165,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,036 : 779,366 = 779,366 : x
  2. Step 2: Convert to fraction form
    521,036/779,366 = 779,366/x
  3. Step 3: Cross multiply
    521,036x = 779,366 × 779,366
  4. Step 4: Simplify right side
    521,036x = 607,411,361,956
  5. Step 5: Solve for x
    x = 607,411,361,956/521,036
  6. Step 6: Final answer
    x = 1,165,776.19

Related Problems

Find third proportional to 260,518 and 389,683
Half scale
Find third proportional to 1,042,072 and 1,558,732
Double scale
Find third proportional to 521,038 and 779,369
Similar ratio
Find third proportional to 781,554 and 1,169,049
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.