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Finding the Fourth Proportional to 537.16, 805.70 and 152.41

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Solution

The fourth proportional to 537.16, 805.70 and 152.41 is: 228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.16 : 805.70 = 152.41 : x
  2. Step 2: Convert to fraction form
    537.16/805.70 = 152.41/x
  3. Step 3: Cross multiply
    537.16x = 805.70 × 152.41
  4. Step 4: Simplify right side
    537.16x = 122,796.74
  5. Step 5: Solve for x
    x = 122,796.74/537.16
  6. Step 6: Final answer
    x = 228.60

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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.