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Finding the Fourth Proportional to 582.56, 877.31 and 525.44

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Solution

The fourth proportional to 582.56, 877.31 and 525.44 is: 791.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.56 : 877.31 = 525.44 : x
  2. Step 2: Convert to fraction form
    582.56/877.31 = 525.44/x
  3. Step 3: Cross multiply
    582.56x = 877.31 × 525.44
  4. Step 4: Simplify right side
    582.56x = 460,973.77
  5. Step 5: Solve for x
    x = 460,973.77/582.56
  6. Step 6: Final answer
    x = 791.29

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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.