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Finding the Fourth Proportional to 464,599.36, 641,069.40 and 273,650.77

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Solution

The fourth proportional to 464,599.36, 641,069.40 and 273,650.77 is: 377,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,599.36 : 641,069.40 = 273,650.77 : x
  2. Step 2: Convert to fraction form
    464,599.36/641,069.40 = 273,650.77/x
  3. Step 3: Cross multiply
    464,599.36x = 641,069.40 × 273,650.77
  4. Step 4: Simplify right side
    464,599.36x = 175,429,134,933.44
  5. Step 5: Solve for x
    x = 175,429,134,933.44/464,599.36
  6. Step 6: Final answer
    x = 377,592.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.