Home / 925,856.08-1,388,643.78-251,989.89

Finding the Fourth Proportional to 925,856.08, 1,388,643.78 and 251,989.89

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Solution

The fourth proportional to 925,856.08, 1,388,643.78 and 251,989.89 is: 377,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,856.08 : 1,388,643.78 = 251,989.89 : x
  2. Step 2: Convert to fraction form
    925,856.08/1,388,643.78 = 251,989.89/x
  3. Step 3: Cross multiply
    925,856.08x = 1,388,643.78 × 251,989.89
  4. Step 4: Simplify right side
    925,856.08x = 349,924,193,371.38
  5. Step 5: Solve for x
    x = 349,924,193,371.38/925,856.08
  6. Step 6: Final answer
    x = 377,946.64

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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.