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Finding the Fourth Proportional to 480.01, 719.67 and 236.35

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Solution

The fourth proportional to 480.01, 719.67 and 236.35 is: 354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    480.01 : 719.67 = 236.35 : x
  2. Step 2: Convert to fraction form
    480.01/719.67 = 236.35/x
  3. Step 3: Cross multiply
    480.01x = 719.67 × 236.35
  4. Step 4: Simplify right side
    480.01x = 170,094.00
  5. Step 5: Solve for x
    x = 170,094.00/480.01
  6. Step 6: Final answer
    x = 354.36

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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.