Home / 317,313-692,505

Finding the Third Proportional to 317,313 and 692,505

Calculator

Solution

The third proportional to 317,313 and 692,505 is: 1,511,325.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,313 : 692,505 = 692,505 : x
  2. Step 2: Convert to fraction form
    317,313/692,505 = 692,505/x
  3. Step 3: Cross multiply
    317,313x = 692,505 × 692,505
  4. Step 4: Simplify right side
    317,313x = 479,563,175,025
  5. Step 5: Solve for x
    x = 479,563,175,025/317,313
  6. Step 6: Final answer
    x = 1,511,325.33

Related Problems

Find third proportional to 158,656.50 and 346,252.50
Half scale
Find third proportional to 634,626 and 1,385,010
Double scale
Find third proportional to 317,315 and 692,509
Similar ratio
Find third proportional to 475,969.50 and 1,038,757.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.