Home / 349,792-761,872

Finding the Third Proportional to 349,792 and 761,872

Calculator

Solution

The third proportional to 349,792 and 761,872 is: 1,659,411.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,792 : 761,872 = 761,872 : x
  2. Step 2: Convert to fraction form
    349,792/761,872 = 761,872/x
  3. Step 3: Cross multiply
    349,792x = 761,872 × 761,872
  4. Step 4: Simplify right side
    349,792x = 580,448,944,384
  5. Step 5: Solve for x
    x = 580,448,944,384/349,792
  6. Step 6: Final answer
    x = 1,659,411.72

Related Problems

Find third proportional to 174,896 and 380,936
Half scale
Find third proportional to 699,584 and 1,523,744
Double scale
Find third proportional to 349,794 and 761,876
Similar ratio
Find third proportional to 524,688 and 1,142,808
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.