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Finding the Fourth Proportional to 601.24, 901.84 and 359.28

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Solution

The fourth proportional to 601.24, 901.84 and 359.28 is: 538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.24 : 901.84 = 359.28 : x
  2. Step 2: Convert to fraction form
    601.24/901.84 = 359.28/x
  3. Step 3: Cross multiply
    601.24x = 901.84 × 359.28
  4. Step 4: Simplify right side
    601.24x = 324,013.08
  5. Step 5: Solve for x
    x = 324,013.08/601.24
  6. Step 6: Final answer
    x = 538.91

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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.