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Finding the Fourth Proportional to 335,890.62, 501,378.48 and 296,033.94

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Solution

The fourth proportional to 335,890.62, 501,378.48 and 296,033.94 is: 441,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,890.62 : 501,378.48 = 296,033.94 : x
  2. Step 2: Convert to fraction form
    335,890.62/501,378.48 = 296,033.94/x
  3. Step 3: Cross multiply
    335,890.62x = 501,378.48 × 296,033.94
  4. Step 4: Simplify right side
    335,890.62x = 148,425,046,865.61
  5. Step 5: Solve for x
    x = 148,425,046,865.61/335,890.62
  6. Step 6: Final answer
    x = 441,885.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.