Home / 369,939-553,896

Finding the Third Proportional to 369,939 and 553,896

Calculator

Solution

The third proportional to 369,939 and 553,896 is: 829,328.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,939 : 553,896 = 553,896 : x
  2. Step 2: Convert to fraction form
    369,939/553,896 = 553,896/x
  3. Step 3: Cross multiply
    369,939x = 553,896 × 553,896
  4. Step 4: Simplify right side
    369,939x = 306,800,778,816
  5. Step 5: Solve for x
    x = 306,800,778,816/369,939
  6. Step 6: Final answer
    x = 829,328.02

Related Problems

Find third proportional to 184,969.50 and 276,948
Half scale
Find third proportional to 739,878 and 1,107,792
Double scale
Find third proportional to 369,941 and 553,899
Similar ratio
Find third proportional to 554,908.50 and 830,844
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.