Home / 317,666-692,284

Finding the Third Proportional to 317,666 and 692,284

Calculator

Solution

The third proportional to 317,666 and 692,284 is: 1,508,682.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,666 : 692,284 = 692,284 : x
  2. Step 2: Convert to fraction form
    317,666/692,284 = 692,284/x
  3. Step 3: Cross multiply
    317,666x = 692,284 × 692,284
  4. Step 4: Simplify right side
    317,666x = 479,257,136,656
  5. Step 5: Solve for x
    x = 479,257,136,656/317,666
  6. Step 6: Final answer
    x = 1,508,682.51

Related Problems

Find third proportional to 158,833 and 346,142
Half scale
Find third proportional to 635,332 and 1,384,568
Double scale
Find third proportional to 317,668 and 692,288
Similar ratio
Find third proportional to 476,499 and 1,038,426
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.