Home / 328,932-708,620

Finding the Third Proportional to 328,932 and 708,620

Calculator

Solution

The third proportional to 328,932 and 708,620 is: 1,526,583.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,932 : 708,620 = 708,620 : x
  2. Step 2: Convert to fraction form
    328,932/708,620 = 708,620/x
  3. Step 3: Cross multiply
    328,932x = 708,620 × 708,620
  4. Step 4: Simplify right side
    328,932x = 502,142,304,400
  5. Step 5: Solve for x
    x = 502,142,304,400/328,932
  6. Step 6: Final answer
    x = 1,526,583.93

Related Problems

Find third proportional to 164,466 and 354,310
Half scale
Find third proportional to 657,864 and 1,417,240
Double scale
Find third proportional to 328,934 and 708,624
Similar ratio
Find third proportional to 493,398 and 1,062,930
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.