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Finding the Fourth Proportional to 585.56, 881.84 and 528.44

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Solution

The fourth proportional to 585.56, 881.84 and 528.44 is: 795.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    585.56 : 881.84 = 528.44 : x
  2. Step 2: Convert to fraction form
    585.56/881.84 = 528.44/x
  3. Step 3: Cross multiply
    585.56x = 881.84 × 528.44
  4. Step 4: Simplify right side
    585.56x = 465,999.53
  5. Step 5: Solve for x
    x = 465,999.53/585.56
  6. Step 6: Final answer
    x = 795.82

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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.