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Finding the Fourth Proportional to 1,232.56, 1,848.52 and 366.72

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Solution

The fourth proportional to 1,232.56, 1,848.52 and 366.72 is: 549.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.56 : 1,848.52 = 366.72 : x
  2. Step 2: Convert to fraction form
    1,232.56/1,848.52 = 366.72/x
  3. Step 3: Cross multiply
    1,232.56x = 1,848.52 × 366.72
  4. Step 4: Simplify right side
    1,232.56x = 677,889.25
  5. Step 5: Solve for x
    x = 677,889.25/1,232.56
  6. Step 6: Final answer
    x = 549.98

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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.