Home / 215,296-308,176

Finding the Third Proportional to 215,296 and 308,176

Calculator

Solution

The third proportional to 215,296 and 308,176 is: 441,125.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,296 : 308,176 = 308,176 : x
  2. Step 2: Convert to fraction form
    215,296/308,176 = 308,176/x
  3. Step 3: Cross multiply
    215,296x = 308,176 × 308,176
  4. Step 4: Simplify right side
    215,296x = 94,972,446,976
  5. Step 5: Solve for x
    x = 94,972,446,976/215,296
  6. Step 6: Final answer
    x = 441,125.00

Related Problems

Find third proportional to 107,648 and 154,088
Half scale
Find third proportional to 430,592 and 616,352
Double scale
Find third proportional to 215,298 and 308,179
Similar ratio
Find third proportional to 322,944 and 462,264
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.