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Finding the Fourth Proportional to 333,013.82, 459,601.16 and 218,388.92

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Solution

The fourth proportional to 333,013.82, 459,601.16 and 218,388.92 is: 301,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,013.82 : 459,601.16 = 218,388.92 : x
  2. Step 2: Convert to fraction form
    333,013.82/459,601.16 = 218,388.92/x
  3. Step 3: Cross multiply
    333,013.82x = 459,601.16 × 218,388.92
  4. Step 4: Simplify right side
    333,013.82x = 100,371,797,573.20
  5. Step 5: Solve for x
    x = 100,371,797,573.20/333,013.82
  6. Step 6: Final answer
    x = 301,404.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.