Home / 564,432-864,630

Finding the Third Proportional to 564,432 and 864,630

Calculator

Solution

The third proportional to 564,432 and 864,630 is: 1,324,490.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,432 : 864,630 = 864,630 : x
  2. Step 2: Convert to fraction form
    564,432/864,630 = 864,630/x
  3. Step 3: Cross multiply
    564,432x = 864,630 × 864,630
  4. Step 4: Simplify right side
    564,432x = 747,585,036,900
  5. Step 5: Solve for x
    x = 747,585,036,900/564,432
  6. Step 6: Final answer
    x = 1,324,490.88

Related Problems

Find third proportional to 282,216 and 432,315
Half scale
Find third proportional to 1,128,864 and 1,729,260
Double scale
Find third proportional to 564,434 and 864,633
Similar ratio
Find third proportional to 846,648 and 1,296,945
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.