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Finding the Fourth Proportional to 384,000.48, 575,571.52 and 143,883.37

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Solution

The fourth proportional to 384,000.48, 575,571.52 and 143,883.37 is: 215,664.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,000.48 : 575,571.52 = 143,883.37 : x
  2. Step 2: Convert to fraction form
    384,000.48/575,571.52 = 143,883.37/x
  3. Step 3: Cross multiply
    384,000.48x = 575,571.52 × 143,883.37
  4. Step 4: Simplify right side
    384,000.48x = 82,815,170,872.94
  5. Step 5: Solve for x
    x = 82,815,170,872.94/384,000.48
  6. Step 6: Final answer
    x = 215,664.24

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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.