Home / 152,708-328,828

Finding the Third Proportional to 152,708 and 328,828

Calculator

Solution

The third proportional to 152,708 and 328,828 is: 708,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,708 : 328,828 = 328,828 : x
  2. Step 2: Convert to fraction form
    152,708/328,828 = 328,828/x
  3. Step 3: Cross multiply
    152,708x = 328,828 × 328,828
  4. Step 4: Simplify right side
    152,708x = 108,127,853,584
  5. Step 5: Solve for x
    x = 108,127,853,584/152,708
  6. Step 6: Final answer
    x = 708,069.35

Related Problems

Find third proportional to 76,354 and 164,414
Half scale
Find third proportional to 305,416 and 657,656
Double scale
Find third proportional to 152,710 and 328,832
Similar ratio
Find third proportional to 229,062 and 493,242
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.