Home / 579,870-867,102

Finding the Third Proportional to 579,870 and 867,102

Calculator

Solution

The third proportional to 579,870 and 867,102 is: 1,296,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,870 : 867,102 = 867,102 : x
  2. Step 2: Convert to fraction form
    579,870/867,102 = 867,102/x
  3. Step 3: Cross multiply
    579,870x = 867,102 × 867,102
  4. Step 4: Simplify right side
    579,870x = 751,865,878,404
  5. Step 5: Solve for x
    x = 751,865,878,404/579,870
  6. Step 6: Final answer
    x = 1,296,611.10

Related Problems

Find third proportional to 289,935 and 433,551
Half scale
Find third proportional to 1,159,740 and 1,734,204
Double scale
Find third proportional to 579,872 and 867,105
Similar ratio
Find third proportional to 869,805 and 1,300,653
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.