Home / 249,528-405,436

Finding the Third Proportional to 249,528 and 405,436

Calculator

Solution

The third proportional to 249,528 and 405,436 is: 658,757.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,528 : 405,436 = 405,436 : x
  2. Step 2: Convert to fraction form
    249,528/405,436 = 405,436/x
  3. Step 3: Cross multiply
    249,528x = 405,436 × 405,436
  4. Step 4: Simplify right side
    249,528x = 164,378,350,096
  5. Step 5: Solve for x
    x = 164,378,350,096/249,528
  6. Step 6: Final answer
    x = 658,757.13

Related Problems

Find third proportional to 124,764 and 202,718
Half scale
Find third proportional to 499,056 and 810,872
Double scale
Find third proportional to 249,530 and 405,439
Similar ratio
Find third proportional to 374,292 and 608,154
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.