Home / 217,644-319,012

Finding the Third Proportional to 217,644 and 319,012

Calculator

Solution

The third proportional to 217,644 and 319,012 is: 467,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,644 : 319,012 = 319,012 : x
  2. Step 2: Convert to fraction form
    217,644/319,012 = 319,012/x
  3. Step 3: Cross multiply
    217,644x = 319,012 × 319,012
  4. Step 4: Simplify right side
    217,644x = 101,768,656,144
  5. Step 5: Solve for x
    x = 101,768,656,144/217,644
  6. Step 6: Final answer
    x = 467,592.29

Related Problems

Find third proportional to 108,822 and 159,506
Half scale
Find third proportional to 435,288 and 638,024
Double scale
Find third proportional to 217,646 and 319,015
Similar ratio
Find third proportional to 326,466 and 478,518
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.