Home / 316,100-480,294

Finding the Third Proportional to 316,100 and 480,294

Calculator

Solution

The third proportional to 316,100 and 480,294 is: 729,776.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,100 : 480,294 = 480,294 : x
  2. Step 2: Convert to fraction form
    316,100/480,294 = 480,294/x
  3. Step 3: Cross multiply
    316,100x = 480,294 × 480,294
  4. Step 4: Simplify right side
    316,100x = 230,682,326,436
  5. Step 5: Solve for x
    x = 230,682,326,436/316,100
  6. Step 6: Final answer
    x = 729,776.42

Related Problems

Find third proportional to 158,050 and 240,147
Half scale
Find third proportional to 632,200 and 960,588
Double scale
Find third proportional to 316,102 and 480,297
Similar ratio
Find third proportional to 474,150 and 720,441
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.