Home / 473,708-728,134

Finding the Third Proportional to 473,708 and 728,134

Calculator

Solution

The third proportional to 473,708 and 728,134 is: 1,119,210.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,708 : 728,134 = 728,134 : x
  2. Step 2: Convert to fraction form
    473,708/728,134 = 728,134/x
  3. Step 3: Cross multiply
    473,708x = 728,134 × 728,134
  4. Step 4: Simplify right side
    473,708x = 530,179,121,956
  5. Step 5: Solve for x
    x = 530,179,121,956/473,708
  6. Step 6: Final answer
    x = 1,119,210.83

Related Problems

Find third proportional to 236,854 and 364,067
Half scale
Find third proportional to 947,416 and 1,456,268
Double scale
Find third proportional to 473,710 and 728,137
Similar ratio
Find third proportional to 710,562 and 1,092,201
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.