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Finding the Fourth Proportional to 630,801.95, 946,216.37 and 226,020.60

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Solution

The fourth proportional to 630,801.95, 946,216.37 and 226,020.60 is: 339,035.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,801.95 : 946,216.37 = 226,020.60 : x
  2. Step 2: Convert to fraction form
    630,801.95/946,216.37 = 226,020.60/x
  3. Step 3: Cross multiply
    630,801.95x = 946,216.37 × 226,020.60
  4. Step 4: Simplify right side
    630,801.95x = 213,864,394,585.67
  5. Step 5: Solve for x
    x = 213,864,394,585.67/630,801.95
  6. Step 6: Final answer
    x = 339,035.72

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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.