Home / 237,888-322,920

Finding the Third Proportional to 237,888 and 322,920

Calculator

Solution

The third proportional to 237,888 and 322,920 is: 438,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,888 : 322,920 = 322,920 : x
  2. Step 2: Convert to fraction form
    237,888/322,920 = 322,920/x
  3. Step 3: Cross multiply
    237,888x = 322,920 × 322,920
  4. Step 4: Simplify right side
    237,888x = 104,277,326,400
  5. Step 5: Solve for x
    x = 104,277,326,400/237,888
  6. Step 6: Final answer
    x = 438,346.31

Related Problems

Find third proportional to 118,944 and 161,460
Half scale
Find third proportional to 475,776 and 645,840
Double scale
Find third proportional to 237,890 and 322,923
Similar ratio
Find third proportional to 356,832 and 484,380
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.