Home / 285,528-401,730

Finding the Third Proportional to 285,528 and 401,730

Calculator

Solution

The third proportional to 285,528 and 401,730 is: 565,223.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,528 : 401,730 = 401,730 : x
  2. Step 2: Convert to fraction form
    285,528/401,730 = 401,730/x
  3. Step 3: Cross multiply
    285,528x = 401,730 × 401,730
  4. Step 4: Simplify right side
    285,528x = 161,386,992,900
  5. Step 5: Solve for x
    x = 161,386,992,900/285,528
  6. Step 6: Final answer
    x = 565,223.00

Related Problems

Find third proportional to 142,764 and 200,865
Half scale
Find third proportional to 571,056 and 803,460
Double scale
Find third proportional to 285,530 and 401,733
Similar ratio
Find third proportional to 428,292 and 602,595
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.