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Finding the Fourth Proportional to 1,464.64, 2,196.32 and 552

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Solution

The fourth proportional to 1,464.64, 2,196.32 and 552 is: 827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.64 : 2,196.32 = 552 : x
  2. Step 2: Convert to fraction form
    1,464.64/2,196.32 = 552/x
  3. Step 3: Cross multiply
    1,464.64x = 2,196.32 × 552
  4. Step 4: Simplify right side
    1,464.64x = 1,212,368.64
  5. Step 5: Solve for x
    x = 1,212,368.64/1,464.64
  6. Step 6: Final answer
    x = 827.76

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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.