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Finding the Fourth Proportional to 357.01, 534.50 and 276.01

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Solution

The fourth proportional to 357.01, 534.50 and 276.01 is: 413.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.01 : 534.50 = 276.01 : x
  2. Step 2: Convert to fraction form
    357.01/534.50 = 276.01/x
  3. Step 3: Cross multiply
    357.01x = 534.50 × 276.01
  4. Step 4: Simplify right side
    357.01x = 147,523.29
  5. Step 5: Solve for x
    x = 147,523.29/357.01
  6. Step 6: Final answer
    x = 413.22

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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.