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Finding the Fourth Proportional to 594.17, 820.02 and 345.44

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Solution

The fourth proportional to 594.17, 820.02 and 345.44 is: 476.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.17 : 820.02 = 345.44 : x
  2. Step 2: Convert to fraction form
    594.17/820.02 = 345.44/x
  3. Step 3: Cross multiply
    594.17x = 820.02 × 345.44
  4. Step 4: Simplify right side
    594.17x = 283,263.61
  5. Step 5: Solve for x
    x = 283,263.61/594.17
  6. Step 6: Final answer
    x = 476.74

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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.