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Finding the Fourth Proportional to 375.59, 562.65 and 228.91

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Solution

The fourth proportional to 375.59, 562.65 and 228.91 is: 342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.59 : 562.65 = 228.91 : x
  2. Step 2: Convert to fraction form
    375.59/562.65 = 228.91/x
  3. Step 3: Cross multiply
    375.59x = 562.65 × 228.91
  4. Step 4: Simplify right side
    375.59x = 128,799.27
  5. Step 5: Solve for x
    x = 128,799.27/375.59
  6. Step 6: Final answer
    x = 342.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.