Home / 247,476-539,380

Finding the Third Proportional to 247,476 and 539,380

Calculator

Solution

The third proportional to 247,476 and 539,380 is: 1,175,591.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,476 : 539,380 = 539,380 : x
  2. Step 2: Convert to fraction form
    247,476/539,380 = 539,380/x
  3. Step 3: Cross multiply
    247,476x = 539,380 × 539,380
  4. Step 4: Simplify right side
    247,476x = 290,930,784,400
  5. Step 5: Solve for x
    x = 290,930,784,400/247,476
  6. Step 6: Final answer
    x = 1,175,591.91

Related Problems

Find third proportional to 123,738 and 269,690
Half scale
Find third proportional to 494,952 and 1,078,760
Double scale
Find third proportional to 247,478 and 539,384
Similar ratio
Find third proportional to 371,214 and 809,070
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.