Home / 499,458-1,078,721.25

Finding the Third Proportional to 499,458 and 1,078,721.25

Calculator

Solution

The third proportional to 499,458 and 1,078,721.25 is: 2,329,804.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,458 : 1,078,721.25 = 1,078,721.25 : x
  2. Step 2: Convert to fraction form
    499,458/1,078,721.25 = 1,078,721.25/x
  3. Step 3: Cross multiply
    499,458x = 1,078,721.25 × 1,078,721.25
  4. Step 4: Simplify right side
    499,458x = 1,163,639,535,201.56
  5. Step 5: Solve for x
    x = 1,163,639,535,201.56/499,458
  6. Step 6: Final answer
    x = 2,329,804.58

Related Problems

Find third proportional to 249,729 and 539,360.63
Half scale
Find third proportional to 998,916 and 2,157,442.50
Double scale
Find third proportional to 499,460 and 1,078,726
Similar ratio
Find third proportional to 749,187 and 1,618,081.88
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.