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Finding the Fourth Proportional to 364.74, 547.71 and 304.35

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Solution

The fourth proportional to 364.74, 547.71 and 304.35 is: 457.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.74 : 547.71 = 304.35 : x
  2. Step 2: Convert to fraction form
    364.74/547.71 = 304.35/x
  3. Step 3: Cross multiply
    364.74x = 547.71 × 304.35
  4. Step 4: Simplify right side
    364.74x = 166,695.54
  5. Step 5: Solve for x
    x = 166,695.54/364.74
  6. Step 6: Final answer
    x = 457.03

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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.