Home / 512.25-604.50

Finding the Third Proportional to 512.25 and 604.50

Calculator

Solution

The third proportional to 512.25 and 604.50 is: 713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    512.25 : 604.50 = 604.50 : x
  2. Step 2: Convert to fraction form
    512.25/604.50 = 604.50/x
  3. Step 3: Cross multiply
    512.25x = 604.50 × 604.50
  4. Step 4: Simplify right side
    512.25x = 365,420.25
  5. Step 5: Solve for x
    x = 365,420.25/512.25
  6. Step 6: Final answer
    x = 713.36

Related Problems

Find third proportional to 256.13 and 302.25
Half scale
Find third proportional to 1,024.50 and 1,209
Double scale
Find third proportional to 514 and 607
Similar ratio
Find third proportional to 768.38 and 906.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.