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Finding the Fourth Proportional to 301,328.51, 451,994.58 and 101,650.85

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Solution

The fourth proportional to 301,328.51, 451,994.58 and 101,650.85 is: 152,476.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,328.51 : 451,994.58 = 101,650.85 : x
  2. Step 2: Convert to fraction form
    301,328.51/451,994.58 = 101,650.85/x
  3. Step 3: Cross multiply
    301,328.51x = 451,994.58 × 101,650.85
  4. Step 4: Simplify right side
    301,328.51x = 45,945,632,687.40
  5. Step 5: Solve for x
    x = 45,945,632,687.40/301,328.51
  6. Step 6: Final answer
    x = 152,476.89

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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.