Home / 174,240-377,984

Finding the Third Proportional to 174,240 and 377,984

Calculator

Solution

The third proportional to 174,240 and 377,984 is: 819,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,240 : 377,984 = 377,984 : x
  2. Step 2: Convert to fraction form
    174,240/377,984 = 377,984/x
  3. Step 3: Cross multiply
    174,240x = 377,984 × 377,984
  4. Step 4: Simplify right side
    174,240x = 142,871,904,256
  5. Step 5: Solve for x
    x = 142,871,904,256/174,240
  6. Step 6: Final answer
    x = 819,971.90

Related Problems

Find third proportional to 87,120 and 188,992
Half scale
Find third proportional to 348,480 and 755,968
Double scale
Find third proportional to 174,242 and 377,988
Similar ratio
Find third proportional to 261,360 and 566,976
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.