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Finding the Fourth Proportional to 383,371.57, 575,063.32 and 113,527.01

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Solution

The fourth proportional to 383,371.57, 575,063.32 and 113,527.01 is: 170,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,371.57 : 575,063.32 = 113,527.01 : x
  2. Step 2: Convert to fraction form
    383,371.57/575,063.32 = 113,527.01/x
  3. Step 3: Cross multiply
    383,371.57x = 575,063.32 × 113,527.01
  4. Step 4: Simplify right side
    383,371.57x = 65,285,216,204.44
  5. Step 5: Solve for x
    x = 65,285,216,204.44/383,371.57
  6. Step 6: Final answer
    x = 170,292.27

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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.