Home / 317,340-660,925.13

Finding the Third Proportional to 317,340 and 660,925.13

Calculator

Solution

The third proportional to 317,340 and 660,925.13 is: 1,376,511.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,340 : 660,925.13 = 660,925.13 : x
  2. Step 2: Convert to fraction form
    317,340/660,925.13 = 660,925.13/x
  3. Step 3: Cross multiply
    317,340x = 660,925.13 × 660,925.13
  4. Step 4: Simplify right side
    317,340x = 436,822,020,856.27
  5. Step 5: Solve for x
    x = 436,822,020,856.27/317,340
  6. Step 6: Final answer
    x = 1,376,511.06

Related Problems

Find third proportional to 158,670 and 330,462.56
Half scale
Find third proportional to 634,680 and 1,321,850.25
Double scale
Find third proportional to 317,342 and 660,929
Similar ratio
Find third proportional to 476,010 and 991,387.69
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.