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Finding the Fourth Proportional to 567.18, 850.76 and 293.12

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Solution

The fourth proportional to 567.18, 850.76 and 293.12 is: 439.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.18 : 850.76 = 293.12 : x
  2. Step 2: Convert to fraction form
    567.18/850.76 = 293.12/x
  3. Step 3: Cross multiply
    567.18x = 850.76 × 293.12
  4. Step 4: Simplify right side
    567.18x = 249,369.05
  5. Step 5: Solve for x
    x = 249,369.05/567.18
  6. Step 6: Final answer
    x = 439.66

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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.