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Finding the Fourth Proportional to 383,869.00, 575,782.73 and 117,630.29

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Solution

The fourth proportional to 383,869.00, 575,782.73 and 117,630.29 is: 176,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,869.00 : 575,782.73 = 117,630.29 : x
  2. Step 2: Convert to fraction form
    383,869.00/575,782.73 = 117,630.29/x
  3. Step 3: Cross multiply
    383,869.00x = 575,782.73 × 117,630.29
  4. Step 4: Simplify right side
    383,869.00x = 67,729,486,922.05
  5. Step 5: Solve for x
    x = 67,729,486,922.05/383,869.00
  6. Step 6: Final answer
    x = 176,439.06

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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.