Home / 197,703-306,386

Finding the Third Proportional to 197,703 and 306,386

Calculator

Solution

The third proportional to 197,703 and 306,386 is: 474,815.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,703 : 306,386 = 306,386 : x
  2. Step 2: Convert to fraction form
    197,703/306,386 = 306,386/x
  3. Step 3: Cross multiply
    197,703x = 306,386 × 306,386
  4. Step 4: Simplify right side
    197,703x = 93,872,380,996
  5. Step 5: Solve for x
    x = 93,872,380,996/197,703
  6. Step 6: Final answer
    x = 474,815.16

Related Problems

Find third proportional to 98,851.50 and 153,193
Half scale
Find third proportional to 395,406 and 612,772
Double scale
Find third proportional to 197,705 and 306,389
Similar ratio
Find third proportional to 296,554.50 and 459,579
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.