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Finding the Fourth Proportional to 584.98, 877.46 and 220.02

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Solution

The fourth proportional to 584.98, 877.46 and 220.02 is: 330.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.98 : 877.46 = 220.02 : x
  2. Step 2: Convert to fraction form
    584.98/877.46 = 220.02/x
  3. Step 3: Cross multiply
    584.98x = 877.46 × 220.02
  4. Step 4: Simplify right side
    584.98x = 193,058.75
  5. Step 5: Solve for x
    x = 193,058.75/584.98
  6. Step 6: Final answer
    x = 330.03

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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.