Home / 322,960-708,128

Finding the Third Proportional to 322,960 and 708,128

Calculator

Solution

The third proportional to 322,960 and 708,128 is: 1,552,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,960 : 708,128 = 708,128 : x
  2. Step 2: Convert to fraction form
    322,960/708,128 = 708,128/x
  3. Step 3: Cross multiply
    322,960x = 708,128 × 708,128
  4. Step 4: Simplify right side
    322,960x = 501,445,264,384
  5. Step 5: Solve for x
    x = 501,445,264,384/322,960
  6. Step 6: Final answer
    x = 1,552,654.40

Related Problems

Find third proportional to 161,480 and 354,064
Half scale
Find third proportional to 645,920 and 1,416,256
Double scale
Find third proportional to 322,962 and 708,132
Similar ratio
Find third proportional to 484,440 and 1,062,192
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.