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Finding the Fourth Proportional to 583.75, 875.26 and 275.67

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Solution

The fourth proportional to 583.75, 875.26 and 275.67 is: 413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.75 : 875.26 = 275.67 : x
  2. Step 2: Convert to fraction form
    583.75/875.26 = 275.67/x
  3. Step 3: Cross multiply
    583.75x = 875.26 × 275.67
  4. Step 4: Simplify right side
    583.75x = 241,282.92
  5. Step 5: Solve for x
    x = 241,282.92/583.75
  6. Step 6: Final answer
    x = 413.33

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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.