Home / 508,846-691,054

Finding the Third Proportional to 508,846 and 691,054

Calculator

Solution

The third proportional to 508,846 and 691,054 is: 938,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,846 : 691,054 = 691,054 : x
  2. Step 2: Convert to fraction form
    508,846/691,054 = 691,054/x
  3. Step 3: Cross multiply
    508,846x = 691,054 × 691,054
  4. Step 4: Simplify right side
    508,846x = 477,555,630,916
  5. Step 5: Solve for x
    x = 477,555,630,916/508,846
  6. Step 6: Final answer
    x = 938,507.19

Related Problems

Find third proportional to 254,423 and 345,527
Half scale
Find third proportional to 1,017,692 and 1,382,108
Double scale
Find third proportional to 508,848 and 691,057
Similar ratio
Find third proportional to 763,269 and 1,036,581
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.