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Finding the Fourth Proportional to 595.84, 893.44 and 287.68

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Solution

The fourth proportional to 595.84, 893.44 and 287.68 is: 431.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.84 : 893.44 = 287.68 : x
  2. Step 2: Convert to fraction form
    595.84/893.44 = 287.68/x
  3. Step 3: Cross multiply
    595.84x = 893.44 × 287.68
  4. Step 4: Simplify right side
    595.84x = 257,024.82
  5. Step 5: Solve for x
    x = 257,024.82/595.84
  6. Step 6: Final answer
    x = 431.37

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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.