Home / 401,226-553,691.88-222,378

Finding the Fourth Proportional to 401,226, 553,691.88 and 222,378

Calculator

Solution

The fourth proportional to 401,226, 553,691.88 and 222,378 is: 306,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,226 : 553,691.88 = 222,378 : x
  2. Step 2: Convert to fraction form
    401,226/553,691.88 = 222,378/x
  3. Step 3: Cross multiply
    401,226x = 553,691.88 × 222,378
  4. Step 4: Simplify right side
    401,226x = 123,128,892,890.64
  5. Step 5: Solve for x
    x = 123,128,892,890.64/401,226
  6. Step 6: Final answer
    x = 306,881.64

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.