Home / 319,794-495,243

Finding the Third Proportional to 319,794 and 495,243

Calculator

Solution

The third proportional to 319,794 and 495,243 is: 766,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,794 : 495,243 = 495,243 : x
  2. Step 2: Convert to fraction form
    319,794/495,243 = 495,243/x
  3. Step 3: Cross multiply
    319,794x = 495,243 × 495,243
  4. Step 4: Simplify right side
    319,794x = 245,265,629,049
  5. Step 5: Solve for x
    x = 245,265,629,049/319,794
  6. Step 6: Final answer
    x = 766,948.81

Related Problems

Find third proportional to 159,897 and 247,621.50
Half scale
Find third proportional to 639,588 and 990,486
Double scale
Find third proportional to 319,796 and 495,246
Similar ratio
Find third proportional to 479,691 and 742,864.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.