Home / 286,725-623,293

Finding the Third Proportional to 286,725 and 623,293

Calculator

Solution

The third proportional to 286,725 and 623,293 is: 1,354,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,725 : 623,293 = 623,293 : x
  2. Step 2: Convert to fraction form
    286,725/623,293 = 623,293/x
  3. Step 3: Cross multiply
    286,725x = 623,293 × 623,293
  4. Step 4: Simplify right side
    286,725x = 388,494,163,849
  5. Step 5: Solve for x
    x = 388,494,163,849/286,725
  6. Step 6: Final answer
    x = 1,354,936.49

Related Problems

Find third proportional to 143,362.50 and 311,646.50
Half scale
Find third proportional to 573,450 and 1,246,586
Double scale
Find third proportional to 286,727 and 623,297
Similar ratio
Find third proportional to 430,087.50 and 934,939.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.