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Finding the Fourth Proportional to 568.75, 785.03 and 332.75

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Solution

The fourth proportional to 568.75, 785.03 and 332.75 is: 459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.75 : 785.03 = 332.75 : x
  2. Step 2: Convert to fraction form
    568.75/785.03 = 332.75/x
  3. Step 3: Cross multiply
    568.75x = 785.03 × 332.75
  4. Step 4: Simplify right side
    568.75x = 261,217.07
  5. Step 5: Solve for x
    x = 261,217.07/568.75
  6. Step 6: Final answer
    x = 459.28

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Find fourth proportional to 284.38, 392.51 and 166.38
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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.