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Finding the Fourth Proportional to 592.90, 889.11 and 208.06

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Solution

The fourth proportional to 592.90, 889.11 and 208.06 is: 312.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.90 : 889.11 = 208.06 : x
  2. Step 2: Convert to fraction form
    592.90/889.11 = 208.06/x
  3. Step 3: Cross multiply
    592.90x = 889.11 × 208.06
  4. Step 4: Simplify right side
    592.90x = 184,988.23
  5. Step 5: Solve for x
    x = 184,988.23/592.90
  6. Step 6: Final answer
    x = 312.01

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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.