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Finding the Fourth Proportional to 566.05, 848.64 and 305.89

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Solution

The fourth proportional to 566.05, 848.64 and 305.89 is: 458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.05 : 848.64 = 305.89 : x
  2. Step 2: Convert to fraction form
    566.05/848.64 = 305.89/x
  3. Step 3: Cross multiply
    566.05x = 848.64 × 305.89
  4. Step 4: Simplify right side
    566.05x = 259,588.37
  5. Step 5: Solve for x
    x = 259,588.37/566.05
  6. Step 6: Final answer
    x = 458.60

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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.