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Finding the Fourth Proportional to 474.89, 654.93 and 364.59

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Solution

The fourth proportional to 474.89, 654.93 and 364.59 is: 502.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    474.89 : 654.93 = 364.59 : x
  2. Step 2: Convert to fraction form
    474.89/654.93 = 364.59/x
  3. Step 3: Cross multiply
    474.89x = 654.93 × 364.59
  4. Step 4: Simplify right side
    474.89x = 238,780.93
  5. Step 5: Solve for x
    x = 238,780.93/474.89
  6. Step 6: Final answer
    x = 502.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.