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Finding the Fourth Proportional to 303,584.70, 455,270.06 and 101,125.92

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Solution

The fourth proportional to 303,584.70, 455,270.06 and 101,125.92 is: 151,653.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,584.70 : 455,270.06 = 101,125.92 : x
  2. Step 2: Convert to fraction form
    303,584.70/455,270.06 = 101,125.92/x
  3. Step 3: Cross multiply
    303,584.70x = 455,270.06 × 101,125.92
  4. Step 4: Simplify right side
    303,584.70x = 46,039,603,665.96
  5. Step 5: Solve for x
    x = 46,039,603,665.96/303,584.70
  6. Step 6: Final answer
    x = 151,653.24

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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.