Home / 387,039-598,056

Finding the Third Proportional to 387,039 and 598,056

Calculator

Solution

The third proportional to 387,039 and 598,056 is: 924,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,039 : 598,056 = 598,056 : x
  2. Step 2: Convert to fraction form
    387,039/598,056 = 598,056/x
  3. Step 3: Cross multiply
    387,039x = 598,056 × 598,056
  4. Step 4: Simplify right side
    387,039x = 357,670,979,136
  5. Step 5: Solve for x
    x = 357,670,979,136/387,039
  6. Step 6: Final answer
    x = 924,121.29

Related Problems

Find third proportional to 193,519.50 and 299,028
Half scale
Find third proportional to 774,078 and 1,196,112
Double scale
Find third proportional to 387,041 and 598,059
Similar ratio
Find third proportional to 580,558.50 and 897,084
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.