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Finding the Fourth Proportional to 595.15, 892.73 and 210.31

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Solution

The fourth proportional to 595.15, 892.73 and 210.31 is: 315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.15 : 892.73 = 210.31 : x
  2. Step 2: Convert to fraction form
    595.15/892.73 = 210.31/x
  3. Step 3: Cross multiply
    595.15x = 892.73 × 210.31
  4. Step 4: Simplify right side
    595.15x = 187,750.05
  5. Step 5: Solve for x
    x = 187,750.05/595.15
  6. Step 6: Final answer
    x = 315.47

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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.