Home / 198,843-307,203

Finding the Third Proportional to 198,843 and 307,203

Calculator

Solution

The third proportional to 198,843 and 307,203 is: 474,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,843 : 307,203 = 307,203 : x
  2. Step 2: Convert to fraction form
    198,843/307,203 = 307,203/x
  3. Step 3: Cross multiply
    198,843x = 307,203 × 307,203
  4. Step 4: Simplify right side
    198,843x = 94,373,683,209
  5. Step 5: Solve for x
    x = 94,373,683,209/198,843
  6. Step 6: Final answer
    x = 474,614.06

Related Problems

Find third proportional to 99,421.50 and 153,601.50
Half scale
Find third proportional to 397,686 and 614,406
Double scale
Find third proportional to 198,845 and 307,206
Similar ratio
Find third proportional to 298,264.50 and 460,804.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.