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Finding the Fourth Proportional to 577.01, 795.34 and 458.75

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Solution

The fourth proportional to 577.01, 795.34 and 458.75 is: 632.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.01 : 795.34 = 458.75 : x
  2. Step 2: Convert to fraction form
    577.01/795.34 = 458.75/x
  3. Step 3: Cross multiply
    577.01x = 795.34 × 458.75
  4. Step 4: Simplify right side
    577.01x = 364,862.23
  5. Step 5: Solve for x
    x = 364,862.23/577.01
  6. Step 6: Final answer
    x = 632.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.