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Finding the Fourth Proportional to 559,202.10, 838,584.45 and 204,033.30

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Solution

The fourth proportional to 559,202.10, 838,584.45 and 204,033.30 is: 305,970.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,202.10 : 838,584.45 = 204,033.30 : x
  2. Step 2: Convert to fraction form
    559,202.10/838,584.45 = 204,033.30/x
  3. Step 3: Cross multiply
    559,202.10x = 838,584.45 × 204,033.30
  4. Step 4: Simplify right side
    559,202.10x = 171,099,152,662.19
  5. Step 5: Solve for x
    x = 171,099,152,662.19/559,202.10
  6. Step 6: Final answer
    x = 305,970.15

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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.