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Finding the Fourth Proportional to 555.71, 832.48 and 362.75

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Solution

The fourth proportional to 555.71, 832.48 and 362.75 is: 543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.71 : 832.48 = 362.75 : x
  2. Step 2: Convert to fraction form
    555.71/832.48 = 362.75/x
  3. Step 3: Cross multiply
    555.71x = 832.48 × 362.75
  4. Step 4: Simplify right side
    555.71x = 301,982.12
  5. Step 5: Solve for x
    x = 301,982.12/555.71
  6. Step 6: Final answer
    x = 543.42

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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.