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Finding the Fourth Proportional to 592.30, 888.45 and 207.28

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Solution

The fourth proportional to 592.30, 888.45 and 207.28 is: 310.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.30 : 888.45 = 207.28 : x
  2. Step 2: Convert to fraction form
    592.30/888.45 = 207.28/x
  3. Step 3: Cross multiply
    592.30x = 888.45 × 207.28
  4. Step 4: Simplify right side
    592.30x = 184,159.42
  5. Step 5: Solve for x
    x = 184,159.42/592.30
  6. Step 6: Final answer
    x = 310.92

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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.