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Finding the Fourth Proportional to 593.94, 819.28 and 384.04

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Solution

The fourth proportional to 593.94, 819.28 and 384.04 is: 529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.94 : 819.28 = 384.04 : x
  2. Step 2: Convert to fraction form
    593.94/819.28 = 384.04/x
  3. Step 3: Cross multiply
    593.94x = 819.28 × 384.04
  4. Step 4: Simplify right side
    593.94x = 314,636.29
  5. Step 5: Solve for x
    x = 314,636.29/593.94
  6. Step 6: Final answer
    x = 529.74

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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.