Home / 119,428-251,816

Finding the Third Proportional to 119,428 and 251,816

Calculator

Solution

The third proportional to 119,428 and 251,816 is: 530,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,428 : 251,816 = 251,816 : x
  2. Step 2: Convert to fraction form
    119,428/251,816 = 251,816/x
  3. Step 3: Cross multiply
    119,428x = 251,816 × 251,816
  4. Step 4: Simplify right side
    119,428x = 63,411,297,856
  5. Step 5: Solve for x
    x = 63,411,297,856/119,428
  6. Step 6: Final answer
    x = 530,958.38

Related Problems

Find third proportional to 59,714 and 125,908
Half scale
Find third proportional to 238,856 and 503,632
Double scale
Find third proportional to 119,430 and 251,820
Similar ratio
Find third proportional to 179,142 and 377,724
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.