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Finding the Fourth Proportional to 565.29, 848.26 and 305.29

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Solution

The fourth proportional to 565.29, 848.26 and 305.29 is: 458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.29 : 848.26 = 305.29 : x
  2. Step 2: Convert to fraction form
    565.29/848.26 = 305.29/x
  3. Step 3: Cross multiply
    565.29x = 848.26 × 305.29
  4. Step 4: Simplify right side
    565.29x = 258,965.30
  5. Step 5: Solve for x
    x = 258,965.30/565.29
  6. Step 6: Final answer
    x = 458.11

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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.