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Finding the Fourth Proportional to 368,594.37, 552,891.15 and 115,896.98

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Solution

The fourth proportional to 368,594.37, 552,891.15 and 115,896.98 is: 173,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,594.37 : 552,891.15 = 115,896.98 : x
  2. Step 2: Convert to fraction form
    368,594.37/552,891.15 = 115,896.98/x
  3. Step 3: Cross multiply
    368,594.37x = 552,891.15 × 115,896.98
  4. Step 4: Simplify right side
    368,594.37x = 64,078,415,935.95
  5. Step 5: Solve for x
    x = 64,078,415,935.95/368,594.37
  6. Step 6: Final answer
    x = 173,845.35

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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.