Home / 140,854.50-313,195.50

Finding the Third Proportional to 140,854.50 and 313,195.50

Calculator

Solution

The third proportional to 140,854.50 and 313,195.50 is: 696,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,854.50 : 313,195.50 = 313,195.50 : x
  2. Step 2: Convert to fraction form
    140,854.50/313,195.50 = 313,195.50/x
  3. Step 3: Cross multiply
    140,854.50x = 313,195.50 × 313,195.50
  4. Step 4: Simplify right side
    140,854.50x = 98,091,421,220.25
  5. Step 5: Solve for x
    x = 98,091,421,220.25/140,854.50
  6. Step 6: Final answer
    x = 696,402.47

Related Problems

Find third proportional to 70,427.25 and 156,597.75
Half scale
Find third proportional to 281,709 and 626,391
Double scale
Find third proportional to 140,857 and 313,200
Similar ratio
Find third proportional to 211,281.75 and 469,793.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.