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Finding the Fourth Proportional to 294,607.91, 441,569.03 and 168,336.60

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Solution

The fourth proportional to 294,607.91, 441,569.03 and 168,336.60 is: 252,309.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,607.91 : 441,569.03 = 168,336.60 : x
  2. Step 2: Convert to fraction form
    294,607.91/441,569.03 = 168,336.60/x
  3. Step 3: Cross multiply
    294,607.91x = 441,569.03 × 168,336.60
  4. Step 4: Simplify right side
    294,607.91x = 74,332,228,333.82
  5. Step 5: Solve for x
    x = 74,332,228,333.82/294,607.91
  6. Step 6: Final answer
    x = 252,309.01

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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.