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Finding the Fourth Proportional to 592.38, 890.19 and 348.98

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Solution

The fourth proportional to 592.38, 890.19 and 348.98 is: 524.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.38 : 890.19 = 348.98 : x
  2. Step 2: Convert to fraction form
    592.38/890.19 = 348.98/x
  3. Step 3: Cross multiply
    592.38x = 890.19 × 348.98
  4. Step 4: Simplify right side
    592.38x = 310,654.06
  5. Step 5: Solve for x
    x = 310,654.06/592.38
  6. Step 6: Final answer
    x = 524.42

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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.