Home / 165,553-368,578

Finding the Third Proportional to 165,553 and 368,578

Calculator

Solution

The third proportional to 165,553 and 368,578 is: 820,581.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,553 : 368,578 = 368,578 : x
  2. Step 2: Convert to fraction form
    165,553/368,578 = 368,578/x
  3. Step 3: Cross multiply
    165,553x = 368,578 × 368,578
  4. Step 4: Simplify right side
    165,553x = 135,849,742,084
  5. Step 5: Solve for x
    x = 135,849,742,084/165,553
  6. Step 6: Final answer
    x = 820,581.58

Related Problems

Find third proportional to 82,776.50 and 184,289
Half scale
Find third proportional to 331,106 and 737,156
Double scale
Find third proportional to 165,555 and 368,582
Similar ratio
Find third proportional to 248,329.50 and 552,867
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.