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Finding the Fourth Proportional to 350.51, 483.62 and 303.81

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Solution

The fourth proportional to 350.51, 483.62 and 303.81 is: 419.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.51 : 483.62 = 303.81 : x
  2. Step 2: Convert to fraction form
    350.51/483.62 = 303.81/x
  3. Step 3: Cross multiply
    350.51x = 483.62 × 303.81
  4. Step 4: Simplify right side
    350.51x = 146,925.26
  5. Step 5: Solve for x
    x = 146,925.26/350.51
  6. Step 6: Final answer
    x = 419.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.