Home / 355,702-542,586

Finding the Third Proportional to 355,702 and 542,586

Calculator

Solution

The third proportional to 355,702 and 542,586 is: 827,657.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,702 : 542,586 = 542,586 : x
  2. Step 2: Convert to fraction form
    355,702/542,586 = 542,586/x
  3. Step 3: Cross multiply
    355,702x = 542,586 × 542,586
  4. Step 4: Simplify right side
    355,702x = 294,399,567,396
  5. Step 5: Solve for x
    x = 294,399,567,396/355,702
  6. Step 6: Final answer
    x = 827,657.89

Related Problems

Find third proportional to 177,851 and 271,293
Half scale
Find third proportional to 711,404 and 1,085,172
Double scale
Find third proportional to 355,704 and 542,589
Similar ratio
Find third proportional to 533,553 and 813,879
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.