Home / 476,180-720,414

Finding the Third Proportional to 476,180 and 720,414

Calculator

Solution

The third proportional to 476,180 and 720,414 is: 1,089,916.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,180 : 720,414 = 720,414 : x
  2. Step 2: Convert to fraction form
    476,180/720,414 = 720,414/x
  3. Step 3: Cross multiply
    476,180x = 720,414 × 720,414
  4. Step 4: Simplify right side
    476,180x = 518,996,331,396
  5. Step 5: Solve for x
    x = 518,996,331,396/476,180
  6. Step 6: Final answer
    x = 1,089,916.27

Related Problems

Find third proportional to 238,090 and 360,207
Half scale
Find third proportional to 952,360 and 1,440,828
Double scale
Find third proportional to 476,182 and 720,417
Similar ratio
Find third proportional to 714,270 and 1,080,621
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.