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Finding the Fourth Proportional to 901,930.96, 1,353,052.32 and 302,950

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Solution

The fourth proportional to 901,930.96, 1,353,052.32 and 302,950 is: 454,477.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,930.96 : 1,353,052.32 = 302,950 : x
  2. Step 2: Convert to fraction form
    901,930.96/1,353,052.32 = 302,950/x
  3. Step 3: Cross multiply
    901,930.96x = 1,353,052.32 × 302,950
  4. Step 4: Simplify right side
    901,930.96x = 409,907,200,344
  5. Step 5: Solve for x
    x = 409,907,200,344/901,930.96
  6. Step 6: Final answer
    x = 454,477.36

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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.