Home / 315,172.50-471,645

Finding the Third Proportional to 315,172.50 and 471,645

Calculator

Solution

The third proportional to 315,172.50 and 471,645 is: 705,800.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,172.50 : 471,645 = 471,645 : x
  2. Step 2: Convert to fraction form
    315,172.50/471,645 = 471,645/x
  3. Step 3: Cross multiply
    315,172.50x = 471,645 × 471,645
  4. Step 4: Simplify right side
    315,172.50x = 222,449,006,025
  5. Step 5: Solve for x
    x = 222,449,006,025/315,172.50
  6. Step 6: Final answer
    x = 705,800.81

Related Problems

Find third proportional to 157,586.25 and 235,822.50
Half scale
Find third proportional to 630,345 and 943,290
Double scale
Find third proportional to 315,175 and 471,648
Similar ratio
Find third proportional to 472,758.75 and 707,467.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.