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Finding the Fourth Proportional to 294,591.21, 406,573.79 and 179,845.80

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Solution

The fourth proportional to 294,591.21, 406,573.79 and 179,845.80 is: 248,210.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,591.21 : 406,573.79 = 179,845.80 : x
  2. Step 2: Convert to fraction form
    294,591.21/406,573.79 = 179,845.80/x
  3. Step 3: Cross multiply
    294,591.21x = 406,573.79 × 179,845.80
  4. Step 4: Simplify right side
    294,591.21x = 73,120,588,521.58
  5. Step 5: Solve for x
    x = 73,120,588,521.58/294,591.21
  6. Step 6: Final answer
    x = 248,210.35

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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.