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Finding the Fourth Proportional to 429,022.44, 592,137.14 and 247,763.88

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Solution

The fourth proportional to 429,022.44, 592,137.14 and 247,763.88 is: 341,963.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,022.44 : 592,137.14 = 247,763.88 : x
  2. Step 2: Convert to fraction form
    429,022.44/592,137.14 = 247,763.88/x
  3. Step 3: Cross multiply
    429,022.44x = 592,137.14 × 247,763.88
  4. Step 4: Simplify right side
    429,022.44x = 146,710,194,059.68
  5. Step 5: Solve for x
    x = 146,710,194,059.68/429,022.44
  6. Step 6: Final answer
    x = 341,963.92

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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.