Home / 198,150-427,884

Finding the Third Proportional to 198,150 and 427,884

Calculator

Solution

The third proportional to 198,150 and 427,884 is: 923,970.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,150 : 427,884 = 427,884 : x
  2. Step 2: Convert to fraction form
    198,150/427,884 = 427,884/x
  3. Step 3: Cross multiply
    198,150x = 427,884 × 427,884
  4. Step 4: Simplify right side
    198,150x = 183,084,717,456
  5. Step 5: Solve for x
    x = 183,084,717,456/198,150
  6. Step 6: Final answer
    x = 923,970.31

Related Problems

Find third proportional to 99,075 and 213,942
Half scale
Find third proportional to 396,300 and 855,768
Double scale
Find third proportional to 198,152 and 427,888
Similar ratio
Find third proportional to 297,225 and 641,826
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.