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Finding the Fourth Proportional to 535.58, 802.41 and 292.25

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Solution

The fourth proportional to 535.58, 802.41 and 292.25 is: 437.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.58 : 802.41 = 292.25 : x
  2. Step 2: Convert to fraction form
    535.58/802.41 = 292.25/x
  3. Step 3: Cross multiply
    535.58x = 802.41 × 292.25
  4. Step 4: Simplify right side
    535.58x = 234,500.31
  5. Step 5: Solve for x
    x = 234,500.31/535.58
  6. Step 6: Final answer
    x = 437.85

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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.