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Finding the Fourth Proportional to 445,002.37, 667,694.72 and 295,294.93

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Solution

The fourth proportional to 445,002.37, 667,694.72 and 295,294.93 is: 443,069.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,002.37 : 667,694.72 = 295,294.93 : x
  2. Step 2: Convert to fraction form
    445,002.37/667,694.72 = 295,294.93/x
  3. Step 3: Cross multiply
    445,002.37x = 667,694.72 × 295,294.93
  4. Step 4: Simplify right side
    445,002.37x = 197,166,865,603.77
  5. Step 5: Solve for x
    x = 197,166,865,603.77/445,002.37
  6. Step 6: Final answer
    x = 443,069.25

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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.