Home / 151,234-330,138

Finding the Third Proportional to 151,234 and 330,138

Calculator

Solution

The third proportional to 151,234 and 330,138 is: 720,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,234 : 330,138 = 330,138 : x
  2. Step 2: Convert to fraction form
    151,234/330,138 = 330,138/x
  3. Step 3: Cross multiply
    151,234x = 330,138 × 330,138
  4. Step 4: Simplify right side
    151,234x = 108,991,099,044
  5. Step 5: Solve for x
    x = 108,991,099,044/151,234
  6. Step 6: Final answer
    x = 720,678.54

Related Problems

Find third proportional to 75,617 and 165,069
Half scale
Find third proportional to 302,468 and 660,276
Double scale
Find third proportional to 151,236 and 330,142
Similar ratio
Find third proportional to 226,851 and 495,207
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.