Home / 105,289-230,261

Finding the Third Proportional to 105,289 and 230,261

Calculator

Solution

The third proportional to 105,289 and 230,261 is: 503,567.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,289 : 230,261 = 230,261 : x
  2. Step 2: Convert to fraction form
    105,289/230,261 = 230,261/x
  3. Step 3: Cross multiply
    105,289x = 230,261 × 230,261
  4. Step 4: Simplify right side
    105,289x = 53,020,128,121
  5. Step 5: Solve for x
    x = 53,020,128,121/105,289
  6. Step 6: Final answer
    x = 503,567.59

Related Problems

Find third proportional to 52,644.50 and 115,130.50
Half scale
Find third proportional to 210,578 and 460,522
Double scale
Find third proportional to 105,291 and 230,265
Similar ratio
Find third proportional to 157,933.50 and 345,391.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.