Home / 262,357.50-354,439.50

Finding the Third Proportional to 262,357.50 and 354,439.50

Calculator

Solution

The third proportional to 262,357.50 and 354,439.50 is: 478,840.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,357.50 : 354,439.50 = 354,439.50 : x
  2. Step 2: Convert to fraction form
    262,357.50/354,439.50 = 354,439.50/x
  3. Step 3: Cross multiply
    262,357.50x = 354,439.50 × 354,439.50
  4. Step 4: Simplify right side
    262,357.50x = 125,627,359,160.25
  5. Step 5: Solve for x
    x = 125,627,359,160.25/262,357.50
  6. Step 6: Final answer
    x = 478,840.36

Related Problems

Find third proportional to 131,178.75 and 177,219.75
Half scale
Find third proportional to 524,715 and 708,879
Double scale
Find third proportional to 262,360 and 354,442
Similar ratio
Find third proportional to 393,536.25 and 531,659.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.