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Finding the Fourth Proportional to 473.84, 654.52 and 369.28

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Solution

The fourth proportional to 473.84, 654.52 and 369.28 is: 510.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.84 : 654.52 = 369.28 : x
  2. Step 2: Convert to fraction form
    473.84/654.52 = 369.28/x
  3. Step 3: Cross multiply
    473.84x = 654.52 × 369.28
  4. Step 4: Simplify right side
    473.84x = 241,701.15
  5. Step 5: Solve for x
    x = 241,701.15/473.84
  6. Step 6: Final answer
    x = 510.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.