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Finding the Fourth Proportional to 530.41, 794.96 and 384.66

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Solution

The fourth proportional to 530.41, 794.96 and 384.66 is: 576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    530.41 : 794.96 = 384.66 : x
  2. Step 2: Convert to fraction form
    530.41/794.96 = 384.66/x
  3. Step 3: Cross multiply
    530.41x = 794.96 × 384.66
  4. Step 4: Simplify right side
    530.41x = 305,793.26
  5. Step 5: Solve for x
    x = 305,793.26/530.41
  6. Step 6: Final answer
    x = 576.52

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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.