Home / 197,486-305,877

Finding the Third Proportional to 197,486 and 305,877

Calculator

Solution

The third proportional to 197,486 and 305,877 is: 473,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,486 : 305,877 = 305,877 : x
  2. Step 2: Convert to fraction form
    197,486/305,877 = 305,877/x
  3. Step 3: Cross multiply
    197,486x = 305,877 × 305,877
  4. Step 4: Simplify right side
    197,486x = 93,560,739,129
  5. Step 5: Solve for x
    x = 93,560,739,129/197,486
  6. Step 6: Final answer
    x = 473,758.84

Related Problems

Find third proportional to 98,743 and 152,938.50
Half scale
Find third proportional to 394,972 and 611,754
Double scale
Find third proportional to 197,488 and 305,880
Similar ratio
Find third proportional to 296,229 and 458,815.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.