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Finding the Fourth Proportional to 333,898.94, 500,871.30 and 134,219.48

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Solution

The fourth proportional to 333,898.94, 500,871.30 and 134,219.48 is: 201,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,898.94 : 500,871.30 = 134,219.48 : x
  2. Step 2: Convert to fraction form
    333,898.94/500,871.30 = 134,219.48/x
  3. Step 3: Cross multiply
    333,898.94x = 500,871.30 × 134,219.48
  4. Step 4: Simplify right side
    333,898.94x = 67,226,685,432.92
  5. Step 5: Solve for x
    x = 67,226,685,432.92/333,898.94
  6. Step 6: Final answer
    x = 201,338.42

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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.