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Finding the Fourth Proportional to 301,212.52, 451,579.01 and 149,302.69

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Solution

The fourth proportional to 301,212.52, 451,579.01 and 149,302.69 is: 223,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,212.52 : 451,579.01 = 149,302.69 : x
  2. Step 2: Convert to fraction form
    301,212.52/451,579.01 = 149,302.69/x
  3. Step 3: Cross multiply
    301,212.52x = 451,579.01 × 149,302.69
  4. Step 4: Simplify right side
    301,212.52x = 67,421,959,065.08
  5. Step 5: Solve for x
    x = 67,421,959,065.08/301,212.52
  6. Step 6: Final answer
    x = 223,835.18

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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.