Home / 313,892-403,032

Finding the Third Proportional to 313,892 and 403,032

Calculator

Solution

The third proportional to 313,892 and 403,032 is: 517,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,892 : 403,032 = 403,032 : x
  2. Step 2: Convert to fraction form
    313,892/403,032 = 403,032/x
  3. Step 3: Cross multiply
    313,892x = 403,032 × 403,032
  4. Step 4: Simplify right side
    313,892x = 162,434,793,024
  5. Step 5: Solve for x
    x = 162,434,793,024/313,892
  6. Step 6: Final answer
    x = 517,486.25

Related Problems

Find third proportional to 156,946 and 201,516
Half scale
Find third proportional to 627,784 and 806,064
Double scale
Find third proportional to 313,894 and 403,035
Similar ratio
Find third proportional to 470,838 and 604,548
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.