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Finding the Fourth Proportional to 374,033.01, 561,879.91 and 231,983.27

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Solution

The fourth proportional to 374,033.01, 561,879.91 and 231,983.27 is: 348,489.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,033.01 : 561,879.91 = 231,983.27 : x
  2. Step 2: Convert to fraction form
    374,033.01/561,879.91 = 231,983.27/x
  3. Step 3: Cross multiply
    374,033.01x = 561,879.91 × 231,983.27
  4. Step 4: Simplify right side
    374,033.01x = 130,346,740,563.79
  5. Step 5: Solve for x
    x = 130,346,740,563.79/374,033.01
  6. Step 6: Final answer
    x = 348,489.94

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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.