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Finding the Fourth Proportional to 297,546.36, 445,756.74 and 230,658.72

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Solution

The fourth proportional to 297,546.36, 445,756.74 and 230,658.72 is: 345,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,546.36 : 445,756.74 = 230,658.72 : x
  2. Step 2: Convert to fraction form
    297,546.36/445,756.74 = 230,658.72/x
  3. Step 3: Cross multiply
    297,546.36x = 445,756.74 × 230,658.72
  4. Step 4: Simplify right side
    297,546.36x = 102,817,679,079.77
  5. Step 5: Solve for x
    x = 102,817,679,079.77/297,546.36
  6. Step 6: Final answer
    x = 345,551.80

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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.