Home / 286,794-623,340

Finding the Third Proportional to 286,794 and 623,340

Calculator

Solution

The third proportional to 286,794 and 623,340 is: 1,354,814.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,794 : 623,340 = 623,340 : x
  2. Step 2: Convert to fraction form
    286,794/623,340 = 623,340/x
  3. Step 3: Cross multiply
    286,794x = 623,340 × 623,340
  4. Step 4: Simplify right side
    286,794x = 388,552,755,600
  5. Step 5: Solve for x
    x = 388,552,755,600/286,794
  6. Step 6: Final answer
    x = 1,354,814.80

Related Problems

Find third proportional to 143,397 and 311,670
Half scale
Find third proportional to 573,588 and 1,246,680
Double scale
Find third proportional to 286,796 and 623,344
Similar ratio
Find third proportional to 430,191 and 935,010
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.