Home / 349,215.75-553,896

Finding the Third Proportional to 349,215.75 and 553,896

Calculator

Solution

The third proportional to 349,215.75 and 553,896 is: 878,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,215.75 : 553,896 = 553,896 : x
  2. Step 2: Convert to fraction form
    349,215.75/553,896 = 553,896/x
  3. Step 3: Cross multiply
    349,215.75x = 553,896 × 553,896
  4. Step 4: Simplify right side
    349,215.75x = 306,800,778,816
  5. Step 5: Solve for x
    x = 306,800,778,816/349,215.75
  6. Step 6: Final answer
    x = 878,542.22

Related Problems

Find third proportional to 174,607.88 and 276,948
Half scale
Find third proportional to 698,431.50 and 1,107,792
Double scale
Find third proportional to 349,218 and 553,899
Similar ratio
Find third proportional to 523,823.63 and 830,844
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.