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Finding the Fourth Proportional to 531.08, 795.60 and 444.96

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Solution

The fourth proportional to 531.08, 795.60 and 444.96 is: 666.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.08 : 795.60 = 444.96 : x
  2. Step 2: Convert to fraction form
    531.08/795.60 = 444.96/x
  3. Step 3: Cross multiply
    531.08x = 795.60 × 444.96
  4. Step 4: Simplify right side
    531.08x = 354,010.18
  5. Step 5: Solve for x
    x = 354,010.18/531.08
  6. Step 6: Final answer
    x = 666.59

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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.