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Finding the Fourth Proportional to 399,698.44, 599,251.18 and 241,889.36

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Solution

The fourth proportional to 399,698.44, 599,251.18 and 241,889.36 is: 362,654.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,698.44 : 599,251.18 = 241,889.36 : x
  2. Step 2: Convert to fraction form
    399,698.44/599,251.18 = 241,889.36/x
  3. Step 3: Cross multiply
    399,698.44x = 599,251.18 × 241,889.36
  4. Step 4: Simplify right side
    399,698.44x = 144,952,484,409.45
  5. Step 5: Solve for x
    x = 144,952,484,409.45/399,698.44
  6. Step 6: Final answer
    x = 362,654.62

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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.