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Finding the Fourth Proportional to 294,869.69, 442,304.84 and 73,253.69

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Solution

The fourth proportional to 294,869.69, 442,304.84 and 73,253.69 is: 109,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,869.69 : 442,304.84 = 73,253.69 : x
  2. Step 2: Convert to fraction form
    294,869.69/442,304.84 = 73,253.69/x
  3. Step 3: Cross multiply
    294,869.69x = 442,304.84 × 73,253.69
  4. Step 4: Simplify right side
    294,869.69x = 32,400,461,634.86
  5. Step 5: Solve for x
    x = 32,400,461,634.86/294,869.69
  6. Step 6: Final answer
    x = 109,880.61

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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.