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Finding the Fourth Proportional to 506, 755.56 and 467.12

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Solution

The fourth proportional to 506, 755.56 and 467.12 is: 697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    506 : 755.56 = 467.12 : x
  2. Step 2: Convert to fraction form
    506/755.56 = 467.12/x
  3. Step 3: Cross multiply
    506x = 755.56 × 467.12
  4. Step 4: Simplify right side
    506x = 352,937.19
  5. Step 5: Solve for x
    x = 352,937.19/506
  6. Step 6: Final answer
    x = 697.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.