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Finding the Fourth Proportional to 501.83, 753.90 and 355.94

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Solution

The fourth proportional to 501.83, 753.90 and 355.94 is: 534.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.83 : 753.90 = 355.94 : x
  2. Step 2: Convert to fraction form
    501.83/753.90 = 355.94/x
  3. Step 3: Cross multiply
    501.83x = 753.90 × 355.94
  4. Step 4: Simplify right side
    501.83x = 268,344.01
  5. Step 5: Solve for x
    x = 268,344.01/501.83
  6. Step 6: Final answer
    x = 534.73

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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.