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Finding the Fourth Proportional to 601.06, 902.06 and 276.45

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Solution

The fourth proportional to 601.06, 902.06 and 276.45 is: 414.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.06 : 902.06 = 276.45 : x
  2. Step 2: Convert to fraction form
    601.06/902.06 = 276.45/x
  3. Step 3: Cross multiply
    601.06x = 902.06 × 276.45
  4. Step 4: Simplify right side
    601.06x = 249,374.49
  5. Step 5: Solve for x
    x = 249,374.49/601.06
  6. Step 6: Final answer
    x = 414.89

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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.