Home / 172,648-357,283

Finding the Third Proportional to 172,648 and 357,283

Calculator

Solution

The third proportional to 172,648 and 357,283 is: 739,372.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,648 : 357,283 = 357,283 : x
  2. Step 2: Convert to fraction form
    172,648/357,283 = 357,283/x
  3. Step 3: Cross multiply
    172,648x = 357,283 × 357,283
  4. Step 4: Simplify right side
    172,648x = 127,651,142,089
  5. Step 5: Solve for x
    x = 127,651,142,089/172,648
  6. Step 6: Final answer
    x = 739,372.26

Related Problems

Find third proportional to 86,324 and 178,641.50
Half scale
Find third proportional to 345,296 and 714,566
Double scale
Find third proportional to 172,650 and 357,287
Similar ratio
Find third proportional to 258,972 and 535,924.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.