Home / 386,251-565,550

Finding the Third Proportional to 386,251 and 565,550

Calculator

Solution

The third proportional to 386,251 and 565,550 is: 828,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,251 : 565,550 = 565,550 : x
  2. Step 2: Convert to fraction form
    386,251/565,550 = 565,550/x
  3. Step 3: Cross multiply
    386,251x = 565,550 × 565,550
  4. Step 4: Simplify right side
    386,251x = 319,846,802,500
  5. Step 5: Solve for x
    x = 319,846,802,500/386,251
  6. Step 6: Final answer
    x = 828,080.19

Related Problems

Find third proportional to 193,125.50 and 282,775
Half scale
Find third proportional to 772,502 and 1,131,100
Double scale
Find third proportional to 386,253 and 565,553
Similar ratio
Find third proportional to 579,376.50 and 848,325
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.