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Finding the Fourth Proportional to 378,370.19, 567,538.88 and 94,054.73

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Solution

The fourth proportional to 378,370.19, 567,538.88 and 94,054.73 is: 141,078.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,370.19 : 567,538.88 = 94,054.73 : x
  2. Step 2: Convert to fraction form
    378,370.19/567,538.88 = 94,054.73/x
  3. Step 3: Cross multiply
    378,370.19x = 567,538.88 × 94,054.73
  4. Step 4: Simplify right side
    378,370.19x = 53,379,712,814.93
  5. Step 5: Solve for x
    x = 53,379,712,814.93/378,370.19
  6. Step 6: Final answer
    x = 141,078.01

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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.