Home / 317,366-463,890

Finding the Third Proportional to 317,366 and 463,890

Calculator

Solution

The third proportional to 317,366 and 463,890 is: 678,062.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,366 : 463,890 = 463,890 : x
  2. Step 2: Convert to fraction form
    317,366/463,890 = 463,890/x
  3. Step 3: Cross multiply
    317,366x = 463,890 × 463,890
  4. Step 4: Simplify right side
    317,366x = 215,193,932,100
  5. Step 5: Solve for x
    x = 215,193,932,100/317,366
  6. Step 6: Final answer
    x = 678,062.34

Related Problems

Find third proportional to 158,683 and 231,945
Half scale
Find third proportional to 634,732 and 927,780
Double scale
Find third proportional to 317,368 and 463,893
Similar ratio
Find third proportional to 476,049 and 695,835
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.