Home / 547,116-818,487

Finding the Third Proportional to 547,116 and 818,487

Calculator

Solution

The third proportional to 547,116 and 818,487 is: 1,224,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,116 : 818,487 = 818,487 : x
  2. Step 2: Convert to fraction form
    547,116/818,487 = 818,487/x
  3. Step 3: Cross multiply
    547,116x = 818,487 × 818,487
  4. Step 4: Simplify right side
    547,116x = 669,920,969,169
  5. Step 5: Solve for x
    x = 669,920,969,169/547,116
  6. Step 6: Final answer
    x = 1,224,458.74

Related Problems

Find third proportional to 273,558 and 409,243.50
Half scale
Find third proportional to 1,094,232 and 1,636,974
Double scale
Find third proportional to 547,118 and 818,490
Similar ratio
Find third proportional to 820,674 and 1,227,730.50
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.