Home / 278,009.50-606,995.88

Finding the Third Proportional to 278,009.50 and 606,995.88

Calculator

Solution

The third proportional to 278,009.50 and 606,995.88 is: 1,325,292.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,009.50 : 606,995.88 = 606,995.88 : x
  2. Step 2: Convert to fraction form
    278,009.50/606,995.88 = 606,995.88/x
  3. Step 3: Cross multiply
    278,009.50x = 606,995.88 × 606,995.88
  4. Step 4: Simplify right side
    278,009.50x = 368,443,992,267.02
  5. Step 5: Solve for x
    x = 368,443,992,267.02/278,009.50
  6. Step 6: Final answer
    x = 1,325,292.81

Related Problems

Find third proportional to 139,004.75 and 303,497.94
Half scale
Find third proportional to 556,019 and 1,213,991.75
Double scale
Find third proportional to 278,012 and 607,000
Similar ratio
Find third proportional to 417,014.25 and 910,493.81
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.