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Finding the Fourth Proportional to 594.27, 820.01 and 345.56

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Solution

The fourth proportional to 594.27, 820.01 and 345.56 is: 476.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.27 : 820.01 = 345.56 : x
  2. Step 2: Convert to fraction form
    594.27/820.01 = 345.56/x
  3. Step 3: Cross multiply
    594.27x = 820.01 × 345.56
  4. Step 4: Simplify right side
    594.27x = 283,356.83
  5. Step 5: Solve for x
    x = 283,356.83/594.27
  6. Step 6: Final answer
    x = 476.81

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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.