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Finding the Fourth Proportional to 601,679.88, 902,443.88 and 196,838.24

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Solution

The fourth proportional to 601,679.88, 902,443.88 and 196,838.24 is: 295,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,679.88 : 902,443.88 = 196,838.24 : x
  2. Step 2: Convert to fraction form
    601,679.88/902,443.88 = 196,838.24/x
  3. Step 3: Cross multiply
    601,679.88x = 902,443.88 × 196,838.24
  4. Step 4: Simplify right side
    601,679.88x = 177,635,461,017.85
  5. Step 5: Solve for x
    x = 177,635,461,017.85/601,679.88
  6. Step 6: Final answer
    x = 295,232.51

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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.