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Finding the Fourth Proportional to 372,851.73, 559,219.88 and 204,455.16

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Solution

The fourth proportional to 372,851.73, 559,219.88 and 204,455.16 is: 306,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,851.73 : 559,219.88 = 204,455.16 : x
  2. Step 2: Convert to fraction form
    372,851.73/559,219.88 = 204,455.16/x
  3. Step 3: Cross multiply
    372,851.73x = 559,219.88 × 204,455.16
  4. Step 4: Simplify right side
    372,851.73x = 114,335,390,551.72
  5. Step 5: Solve for x
    x = 114,335,390,551.72/372,851.73
  6. Step 6: Final answer
    x = 306,651.09

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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.