Home / 235,090.50-342,780

Finding the Third Proportional to 235,090.50 and 342,780

Calculator

Solution

The third proportional to 235,090.50 and 342,780 is: 499,799.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,090.50 : 342,780 = 342,780 : x
  2. Step 2: Convert to fraction form
    235,090.50/342,780 = 342,780/x
  3. Step 3: Cross multiply
    235,090.50x = 342,780 × 342,780
  4. Step 4: Simplify right side
    235,090.50x = 117,498,128,400
  5. Step 5: Solve for x
    x = 117,498,128,400/235,090.50
  6. Step 6: Final answer
    x = 499,799.56

Related Problems

Find third proportional to 117,545.25 and 171,390
Half scale
Find third proportional to 470,181 and 685,560
Double scale
Find third proportional to 235,093 and 342,783
Similar ratio
Find third proportional to 352,635.75 and 514,170
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.