Home / 403,455.14-605,226.51-150,856.64

Finding the Fourth Proportional to 403,455.14, 605,226.51 and 150,856.64

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Solution

The fourth proportional to 403,455.14, 605,226.51 and 150,856.64 is: 226,301.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,455.14 : 605,226.51 = 150,856.64 : x
  2. Step 2: Convert to fraction form
    403,455.14/605,226.51 = 150,856.64/x
  3. Step 3: Cross multiply
    403,455.14x = 605,226.51 × 150,856.64
  4. Step 4: Simplify right side
    403,455.14x = 91,302,434,711.39
  5. Step 5: Solve for x
    x = 91,302,434,711.39/403,455.14
  6. Step 6: Final answer
    x = 226,301.33

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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.