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Finding the Fourth Proportional to 480.59, 720.35 and 237.29

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Solution

The fourth proportional to 480.59, 720.35 and 237.29 is: 355.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    480.59 : 720.35 = 237.29 : x
  2. Step 2: Convert to fraction form
    480.59/720.35 = 237.29/x
  3. Step 3: Cross multiply
    480.59x = 720.35 × 237.29
  4. Step 4: Simplify right side
    480.59x = 170,930.65
  5. Step 5: Solve for x
    x = 170,930.65/480.59
  6. Step 6: Final answer
    x = 355.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.