Home / 238,044-315,918

Finding the Third Proportional to 238,044 and 315,918

Calculator

Solution

The third proportional to 238,044 and 315,918 is: 419,267.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,044 : 315,918 = 315,918 : x
  2. Step 2: Convert to fraction form
    238,044/315,918 = 315,918/x
  3. Step 3: Cross multiply
    238,044x = 315,918 × 315,918
  4. Step 4: Simplify right side
    238,044x = 99,804,182,724
  5. Step 5: Solve for x
    x = 99,804,182,724/238,044
  6. Step 6: Final answer
    x = 419,267.79

Related Problems

Find third proportional to 119,022 and 157,959
Half scale
Find third proportional to 476,088 and 631,836
Double scale
Find third proportional to 238,046 and 315,921
Similar ratio
Find third proportional to 357,066 and 473,877
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.