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Finding the Fourth Proportional to 1,025.00, 1,537.73 and 294.64

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Solution

The fourth proportional to 1,025.00, 1,537.73 and 294.64 is: 442.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025.00 : 1,537.73 = 294.64 : x
  2. Step 2: Convert to fraction form
    1,025.00/1,537.73 = 294.64/x
  3. Step 3: Cross multiply
    1,025.00x = 1,537.73 × 294.64
  4. Step 4: Simplify right side
    1,025.00x = 453,074.21
  5. Step 5: Solve for x
    x = 453,074.21/1,025.00
  6. Step 6: Final answer
    x = 442.02

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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.