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Finding the Fourth Proportional to 595.65, 893.48 and 210.81

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Solution

The fourth proportional to 595.65, 893.48 and 210.81 is: 316.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.65 : 893.48 = 210.81 : x
  2. Step 2: Convert to fraction form
    595.65/893.48 = 210.81/x
  3. Step 3: Cross multiply
    595.65x = 893.48 × 210.81
  4. Step 4: Simplify right side
    595.65x = 188,354.52
  5. Step 5: Solve for x
    x = 188,354.52/595.65
  6. Step 6: Final answer
    x = 316.22

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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.