Home / 279,176-613,648

Finding the Third Proportional to 279,176 and 613,648

Calculator

Solution

The third proportional to 279,176 and 613,648 is: 1,348,840.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,176 : 613,648 = 613,648 : x
  2. Step 2: Convert to fraction form
    279,176/613,648 = 613,648/x
  3. Step 3: Cross multiply
    279,176x = 613,648 × 613,648
  4. Step 4: Simplify right side
    279,176x = 376,563,867,904
  5. Step 5: Solve for x
    x = 376,563,867,904/279,176
  6. Step 6: Final answer
    x = 1,348,840.40

Related Problems

Find third proportional to 139,588 and 306,824
Half scale
Find third proportional to 558,352 and 1,227,296
Double scale
Find third proportional to 279,178 and 613,652
Similar ratio
Find third proportional to 418,764 and 920,472
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.