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Finding the Fourth Proportional to 501.45, 752.46 and 364.74

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Solution

The fourth proportional to 501.45, 752.46 and 364.74 is: 547.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.45 : 752.46 = 364.74 : x
  2. Step 2: Convert to fraction form
    501.45/752.46 = 364.74/x
  3. Step 3: Cross multiply
    501.45x = 752.46 × 364.74
  4. Step 4: Simplify right side
    501.45x = 274,452.26
  5. Step 5: Solve for x
    x = 274,452.26/501.45
  6. Step 6: Final answer
    x = 547.32

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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.