Home / 263,218-375,139

Finding the Third Proportional to 263,218 and 375,139

Calculator

Solution

The third proportional to 263,218 and 375,139 is: 534,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,218 : 375,139 = 375,139 : x
  2. Step 2: Convert to fraction form
    263,218/375,139 = 375,139/x
  3. Step 3: Cross multiply
    263,218x = 375,139 × 375,139
  4. Step 4: Simplify right side
    263,218x = 140,729,269,321
  5. Step 5: Solve for x
    x = 140,729,269,321/263,218
  6. Step 6: Final answer
    x = 534,649.11

Related Problems

Find third proportional to 131,609 and 187,569.50
Half scale
Find third proportional to 526,436 and 750,278
Double scale
Find third proportional to 263,220 and 375,142
Similar ratio
Find third proportional to 394,827 and 562,708.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.