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Finding the Fourth Proportional to 594.26, 820.16 and 384.33

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Solution

The fourth proportional to 594.26, 820.16 and 384.33 is: 530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.26 : 820.16 = 384.33 : x
  2. Step 2: Convert to fraction form
    594.26/820.16 = 384.33/x
  3. Step 3: Cross multiply
    594.26x = 820.16 × 384.33
  4. Step 4: Simplify right side
    594.26x = 315,210.17
  5. Step 5: Solve for x
    x = 315,210.17/594.26
  6. Step 6: Final answer
    x = 530.43

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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.