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Finding the Fourth Proportional to 501.19, 751.15 and 364.71

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Solution

The fourth proportional to 501.19, 751.15 and 364.71 is: 546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.19 : 751.15 = 364.71 : x
  2. Step 2: Convert to fraction form
    501.19/751.15 = 364.71/x
  3. Step 3: Cross multiply
    501.19x = 751.15 × 364.71
  4. Step 4: Simplify right side
    501.19x = 273,951.92
  5. Step 5: Solve for x
    x = 273,951.92/501.19
  6. Step 6: Final answer
    x = 546.60

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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.