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Finding the Fourth Proportional to 671, 924.96 and 577.24

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Solution

The fourth proportional to 671, 924.96 and 577.24 is: 795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    671 : 924.96 = 577.24 : x
  2. Step 2: Convert to fraction form
    671/924.96 = 577.24/x
  3. Step 3: Cross multiply
    671x = 924.96 × 577.24
  4. Step 4: Simplify right side
    671x = 533,923.91
  5. Step 5: Solve for x
    x = 533,923.91/671
  6. Step 6: Final answer
    x = 795.71

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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.