Home / 261,920-571,822

Finding the Third Proportional to 261,920 and 571,822

Calculator

Solution

The third proportional to 261,920 and 571,822 is: 1,248,397.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,920 : 571,822 = 571,822 : x
  2. Step 2: Convert to fraction form
    261,920/571,822 = 571,822/x
  3. Step 3: Cross multiply
    261,920x = 571,822 × 571,822
  4. Step 4: Simplify right side
    261,920x = 326,980,399,684
  5. Step 5: Solve for x
    x = 326,980,399,684/261,920
  6. Step 6: Final answer
    x = 1,248,397.98

Related Problems

Find third proportional to 130,960 and 285,911
Half scale
Find third proportional to 523,840 and 1,143,644
Double scale
Find third proportional to 261,922 and 571,826
Similar ratio
Find third proportional to 392,880 and 857,733
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.