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Finding the Fourth Proportional to 567.73, 783.24 and 346.30

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Solution

The fourth proportional to 567.73, 783.24 and 346.30 is: 477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.73 : 783.24 = 346.30 : x
  2. Step 2: Convert to fraction form
    567.73/783.24 = 346.30/x
  3. Step 3: Cross multiply
    567.73x = 783.24 × 346.30
  4. Step 4: Simplify right side
    567.73x = 271,236.01
  5. Step 5: Solve for x
    x = 271,236.01/567.73
  6. Step 6: Final answer
    x = 477.76

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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.