Home / 204,311-286,048

Finding the Third Proportional to 204,311 and 286,048

Calculator

Solution

The third proportional to 204,311 and 286,048 is: 400,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,311 : 286,048 = 286,048 : x
  2. Step 2: Convert to fraction form
    204,311/286,048 = 286,048/x
  3. Step 3: Cross multiply
    204,311x = 286,048 × 286,048
  4. Step 4: Simplify right side
    204,311x = 81,823,458,304
  5. Step 5: Solve for x
    x = 81,823,458,304/204,311
  6. Step 6: Final answer
    x = 400,484.84

Related Problems

Find third proportional to 102,155.50 and 143,024
Half scale
Find third proportional to 408,622 and 572,096
Double scale
Find third proportional to 204,313 and 286,051
Similar ratio
Find third proportional to 306,466.50 and 429,072
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.