Home / 535,680-810,432

Finding the Third Proportional to 535,680 and 810,432

Calculator

Solution

The third proportional to 535,680 and 810,432 is: 1,226,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,680 : 810,432 = 810,432 : x
  2. Step 2: Convert to fraction form
    535,680/810,432 = 810,432/x
  3. Step 3: Cross multiply
    535,680x = 810,432 × 810,432
  4. Step 4: Simplify right side
    535,680x = 656,800,026,624
  5. Step 5: Solve for x
    x = 656,800,026,624/535,680
  6. Step 6: Final answer
    x = 1,226,105.19

Related Problems

Find third proportional to 267,840 and 405,216
Half scale
Find third proportional to 1,071,360 and 1,620,864
Double scale
Find third proportional to 535,682 and 810,435
Similar ratio
Find third proportional to 803,520 and 1,215,648
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.