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Finding the Fourth Proportional to 567.61, 849.93 and 371.99

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Solution

The fourth proportional to 567.61, 849.93 and 371.99 is: 557.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.61 : 849.93 = 371.99 : x
  2. Step 2: Convert to fraction form
    567.61/849.93 = 371.99/x
  3. Step 3: Cross multiply
    567.61x = 849.93 × 371.99
  4. Step 4: Simplify right side
    567.61x = 316,166.19
  5. Step 5: Solve for x
    x = 316,166.19/567.61
  6. Step 6: Final answer
    x = 557.02

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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.