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Finding the Fourth Proportional to 323,018.02, 483,993.84 and 187,702.22

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Solution

The fourth proportional to 323,018.02, 483,993.84 and 187,702.22 is: 281,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,018.02 : 483,993.84 = 187,702.22 : x
  2. Step 2: Convert to fraction form
    323,018.02/483,993.84 = 187,702.22/x
  3. Step 3: Cross multiply
    323,018.02x = 483,993.84 × 187,702.22
  4. Step 4: Simplify right side
    323,018.02x = 90,846,718,234.32
  5. Step 5: Solve for x
    x = 90,846,718,234.32/323,018.02
  6. Step 6: Final answer
    x = 281,243.50

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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.