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Finding the Fourth Proportional to 592.84, 889.35 and 208

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Solution

The fourth proportional to 592.84, 889.35 and 208 is: 312.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.84 : 889.35 = 208 : x
  2. Step 2: Convert to fraction form
    592.84/889.35 = 208/x
  3. Step 3: Cross multiply
    592.84x = 889.35 × 208
  4. Step 4: Simplify right side
    592.84x = 184,984.80
  5. Step 5: Solve for x
    x = 184,984.80/592.84
  6. Step 6: Final answer
    x = 312.03

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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.