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Finding the Fourth Proportional to 429,584.61, 592,760.94 and 248,261.56

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Solution

The fourth proportional to 429,584.61, 592,760.94 and 248,261.56 is: 342,562.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,584.61 : 592,760.94 = 248,261.56 : x
  2. Step 2: Convert to fraction form
    429,584.61/592,760.94 = 248,261.56/x
  3. Step 3: Cross multiply
    429,584.61x = 592,760.94 × 248,261.56
  4. Step 4: Simplify right side
    429,584.61x = 147,159,753,258.58
  5. Step 5: Solve for x
    x = 147,159,753,258.58/429,584.61
  6. Step 6: Final answer
    x = 342,562.91

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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.