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Finding the Fourth Proportional to 590.03, 888.30 and 488.89

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Solution

The fourth proportional to 590.03, 888.30 and 488.89 is: 736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.03 : 888.30 = 488.89 : x
  2. Step 2: Convert to fraction form
    590.03/888.30 = 488.89/x
  3. Step 3: Cross multiply
    590.03x = 888.30 × 488.89
  4. Step 4: Simplify right side
    590.03x = 434,277.10
  5. Step 5: Solve for x
    x = 434,277.10/590.03
  6. Step 6: Final answer
    x = 736.02

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.