Home / 261,508-564,488

Finding the Third Proportional to 261,508 and 564,488

Calculator

Solution

The third proportional to 261,508 and 564,488 is: 1,218,496.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,508 : 564,488 = 564,488 : x
  2. Step 2: Convert to fraction form
    261,508/564,488 = 564,488/x
  3. Step 3: Cross multiply
    261,508x = 564,488 × 564,488
  4. Step 4: Simplify right side
    261,508x = 318,646,702,144
  5. Step 5: Solve for x
    x = 318,646,702,144/261,508
  6. Step 6: Final answer
    x = 1,218,496.96

Related Problems

Find third proportional to 130,754 and 282,244
Half scale
Find third proportional to 523,016 and 1,128,976
Double scale
Find third proportional to 261,510 and 564,492
Similar ratio
Find third proportional to 392,262 and 846,732
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.