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Finding the Fourth Proportional to 565.56, 848.07 and 384.03

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Solution

The fourth proportional to 565.56, 848.07 and 384.03 is: 575.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.56 : 848.07 = 384.03 : x
  2. Step 2: Convert to fraction form
    565.56/848.07 = 384.03/x
  3. Step 3: Cross multiply
    565.56x = 848.07 × 384.03
  4. Step 4: Simplify right side
    565.56x = 325,684.32
  5. Step 5: Solve for x
    x = 325,684.32/565.56
  6. Step 6: Final answer
    x = 575.86

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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.