Home / 388,284-848,408

Finding the Third Proportional to 388,284 and 848,408

Calculator

Solution

The third proportional to 388,284 and 848,408 is: 1,853,787.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,284 : 848,408 = 848,408 : x
  2. Step 2: Convert to fraction form
    388,284/848,408 = 848,408/x
  3. Step 3: Cross multiply
    388,284x = 848,408 × 848,408
  4. Step 4: Simplify right side
    388,284x = 719,796,134,464
  5. Step 5: Solve for x
    x = 719,796,134,464/388,284
  6. Step 6: Final answer
    x = 1,853,787.78

Related Problems

Find third proportional to 194,142 and 424,204
Half scale
Find third proportional to 776,568 and 1,696,816
Double scale
Find third proportional to 388,286 and 848,412
Similar ratio
Find third proportional to 582,426 and 1,272,612
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.