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Finding the Fourth Proportional to 451,551.83, 675,999.03 and 301,419.74

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Solution

The fourth proportional to 451,551.83, 675,999.03 and 301,419.74 is: 451,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,551.83 : 675,999.03 = 301,419.74 : x
  2. Step 2: Convert to fraction form
    451,551.83/675,999.03 = 301,419.74/x
  3. Step 3: Cross multiply
    451,551.83x = 675,999.03 × 301,419.74
  4. Step 4: Simplify right side
    451,551.83x = 203,759,451,862.85
  5. Step 5: Solve for x
    x = 203,759,451,862.85/451,551.83
  6. Step 6: Final answer
    x = 451,242.67

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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.