Home / 293,828.88-440,059.68-285,747.60

Finding the Fourth Proportional to 293,828.88, 440,059.68 and 285,747.60

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Solution

The fourth proportional to 293,828.88, 440,059.68 and 285,747.60 is: 427,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,828.88 : 440,059.68 = 285,747.60 : x
  2. Step 2: Convert to fraction form
    293,828.88/440,059.68 = 285,747.60/x
  3. Step 3: Cross multiply
    293,828.88x = 440,059.68 × 285,747.60
  4. Step 4: Simplify right side
    293,828.88x = 125,745,997,416.77
  5. Step 5: Solve for x
    x = 125,745,997,416.77/293,828.88
  6. Step 6: Final answer
    x = 427,956.56

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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.