Home / 376,470-811,584

Finding the Third Proportional to 376,470 and 811,584

Calculator

Solution

The third proportional to 376,470 and 811,584 is: 1,749,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,470 : 811,584 = 811,584 : x
  2. Step 2: Convert to fraction form
    376,470/811,584 = 811,584/x
  3. Step 3: Cross multiply
    376,470x = 811,584 × 811,584
  4. Step 4: Simplify right side
    376,470x = 658,668,589,056
  5. Step 5: Solve for x
    x = 658,668,589,056/376,470
  6. Step 6: Final answer
    x = 1,749,591.17

Related Problems

Find third proportional to 188,235 and 405,792
Half scale
Find third proportional to 752,940 and 1,623,168
Double scale
Find third proportional to 376,472 and 811,588
Similar ratio
Find third proportional to 564,705 and 1,217,376
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.