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Finding the Fourth Proportional to 333,852.21, 499,662.92 and 198,476.91

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Solution

The fourth proportional to 333,852.21, 499,662.92 and 198,476.91 is: 297,052.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,852.21 : 499,662.92 = 198,476.91 : x
  2. Step 2: Convert to fraction form
    333,852.21/499,662.92 = 198,476.91/x
  3. Step 3: Cross multiply
    333,852.21x = 499,662.92 × 198,476.91
  4. Step 4: Simplify right side
    333,852.21x = 99,171,552,899.37
  5. Step 5: Solve for x
    x = 99,171,552,899.37/333,852.21
  6. Step 6: Final answer
    x = 297,052.26

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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.