Home / 342,126-492,816

Finding the Third Proportional to 342,126 and 492,816

Calculator

Solution

The third proportional to 342,126 and 492,816 is: 709,877.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,126 : 492,816 = 492,816 : x
  2. Step 2: Convert to fraction form
    342,126/492,816 = 492,816/x
  3. Step 3: Cross multiply
    342,126x = 492,816 × 492,816
  4. Step 4: Simplify right side
    342,126x = 242,867,609,856
  5. Step 5: Solve for x
    x = 242,867,609,856/342,126
  6. Step 6: Final answer
    x = 709,877.68

Related Problems

Find third proportional to 171,063 and 246,408
Half scale
Find third proportional to 684,252 and 985,632
Double scale
Find third proportional to 342,128 and 492,819
Similar ratio
Find third proportional to 513,189 and 739,224
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.