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Finding the Fourth Proportional to 567.14, 782.87 and 436.52

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Solution

The fourth proportional to 567.14, 782.87 and 436.52 is: 602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    567.14 : 782.87 = 436.52 : x
  2. Step 2: Convert to fraction form
    567.14/782.87 = 436.52/x
  3. Step 3: Cross multiply
    567.14x = 782.87 × 436.52
  4. Step 4: Simplify right side
    567.14x = 341,738.19
  5. Step 5: Solve for x
    x = 341,738.19/567.14
  6. Step 6: Final answer
    x = 602.57

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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.