Home / 630,650-979,187

Finding the Third Proportional to 630,650 and 979,187

Calculator

Solution

The third proportional to 630,650 and 979,187 is: 1,520,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,650 : 979,187 = 979,187 : x
  2. Step 2: Convert to fraction form
    630,650/979,187 = 979,187/x
  3. Step 3: Cross multiply
    630,650x = 979,187 × 979,187
  4. Step 4: Simplify right side
    630,650x = 958,807,180,969
  5. Step 5: Solve for x
    x = 958,807,180,969/630,650
  6. Step 6: Final answer
    x = 1,520,347.55

Related Problems

Find third proportional to 315,325 and 489,593.50
Half scale
Find third proportional to 1,261,300 and 1,958,374
Double scale
Find third proportional to 630,652 and 979,190
Similar ratio
Find third proportional to 945,975 and 1,468,780.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.