Home / 292,104-621,872

Finding the Third Proportional to 292,104 and 621,872

Calculator

Solution

The third proportional to 292,104 and 621,872 is: 1,323,928.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,104 : 621,872 = 621,872 : x
  2. Step 2: Convert to fraction form
    292,104/621,872 = 621,872/x
  3. Step 3: Cross multiply
    292,104x = 621,872 × 621,872
  4. Step 4: Simplify right side
    292,104x = 386,724,784,384
  5. Step 5: Solve for x
    x = 386,724,784,384/292,104
  6. Step 6: Final answer
    x = 1,323,928.41

Related Problems

Find third proportional to 146,052 and 310,936
Half scale
Find third proportional to 584,208 and 1,243,744
Double scale
Find third proportional to 292,106 and 621,876
Similar ratio
Find third proportional to 438,156 and 932,808
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.