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Finding the Fourth Proportional to 535.92, 802.50 and 444.35

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Solution

The fourth proportional to 535.92, 802.50 and 444.35 is: 665.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    535.92 : 802.50 = 444.35 : x
  2. Step 2: Convert to fraction form
    535.92/802.50 = 444.35/x
  3. Step 3: Cross multiply
    535.92x = 802.50 × 444.35
  4. Step 4: Simplify right side
    535.92x = 356,586.86
  5. Step 5: Solve for x
    x = 356,586.86/535.92
  6. Step 6: Final answer
    x = 665.37

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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.