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Finding the Fourth Proportional to 303,018.24, 454,661.26 and 158,889.65

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Solution

The fourth proportional to 303,018.24, 454,661.26 and 158,889.65 is: 238,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,018.24 : 454,661.26 = 158,889.65 : x
  2. Step 2: Convert to fraction form
    303,018.24/454,661.26 = 158,889.65/x
  3. Step 3: Cross multiply
    303,018.24x = 454,661.26 × 158,889.65
  4. Step 4: Simplify right side
    303,018.24x = 72,240,968,469.96
  5. Step 5: Solve for x
    x = 72,240,968,469.96/303,018.24
  6. Step 6: Final answer
    x = 238,404.69

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1.5x scale

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.