Home / 225,256.50-400,432.50

Finding the Third Proportional to 225,256.50 and 400,432.50

Calculator

Solution

The third proportional to 225,256.50 and 400,432.50 is: 711,838.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,256.50 : 400,432.50 = 400,432.50 : x
  2. Step 2: Convert to fraction form
    225,256.50/400,432.50 = 400,432.50/x
  3. Step 3: Cross multiply
    225,256.50x = 400,432.50 × 400,432.50
  4. Step 4: Simplify right side
    225,256.50x = 160,346,187,056.25
  5. Step 5: Solve for x
    x = 160,346,187,056.25/225,256.50
  6. Step 6: Final answer
    x = 711,838.22

Related Problems

Find third proportional to 112,628.25 and 200,216.25
Half scale
Find third proportional to 450,513 and 800,865
Double scale
Find third proportional to 225,259 and 400,436
Similar ratio
Find third proportional to 337,884.75 and 600,648.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.