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Finding the Fourth Proportional to 294,868.69, 442,303.34 and 73,252.69

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Solution

The fourth proportional to 294,868.69, 442,303.34 and 73,252.69 is: 109,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,868.69 : 442,303.34 = 73,252.69 : x
  2. Step 2: Convert to fraction form
    294,868.69/442,303.34 = 73,252.69/x
  3. Step 3: Cross multiply
    294,868.69x = 442,303.34 × 73,252.69
  4. Step 4: Simplify right side
    294,868.69x = 32,399,907,978.96
  5. Step 5: Solve for x
    x = 32,399,907,978.96/294,868.69
  6. Step 6: Final answer
    x = 109,879.11

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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.