Home / 284,234-611,478

Finding the Third Proportional to 284,234 and 611,478

Calculator

Solution

The third proportional to 284,234 and 611,478 is: 1,315,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,234 : 611,478 = 611,478 : x
  2. Step 2: Convert to fraction form
    284,234/611,478 = 611,478/x
  3. Step 3: Cross multiply
    284,234x = 611,478 × 611,478
  4. Step 4: Simplify right side
    284,234x = 373,905,344,484
  5. Step 5: Solve for x
    x = 373,905,344,484/284,234
  6. Step 6: Final answer
    x = 1,315,484.23

Related Problems

Find third proportional to 142,117 and 305,739
Half scale
Find third proportional to 568,468 and 1,222,956
Double scale
Find third proportional to 284,236 and 611,482
Similar ratio
Find third proportional to 426,351 and 917,217
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.