Home / 131,572-284,190

Finding the Third Proportional to 131,572 and 284,190

Calculator

Solution

The third proportional to 131,572 and 284,190 is: 613,838.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,572 : 284,190 = 284,190 : x
  2. Step 2: Convert to fraction form
    131,572/284,190 = 284,190/x
  3. Step 3: Cross multiply
    131,572x = 284,190 × 284,190
  4. Step 4: Simplify right side
    131,572x = 80,763,956,100
  5. Step 5: Solve for x
    x = 80,763,956,100/131,572
  6. Step 6: Final answer
    x = 613,838.48

Related Problems

Find third proportional to 65,786 and 142,095
Half scale
Find third proportional to 263,144 and 568,380
Double scale
Find third proportional to 131,574 and 284,194
Similar ratio
Find third proportional to 197,358 and 426,285
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.