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Finding the Fourth Proportional to 630,881.82, 946,335.87 and 226,100.34

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Solution

The fourth proportional to 630,881.82, 946,335.87 and 226,100.34 is: 339,155.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,881.82 : 946,335.87 = 226,100.34 : x
  2. Step 2: Convert to fraction form
    630,881.82/946,335.87 = 226,100.34/x
  3. Step 3: Cross multiply
    630,881.82x = 946,335.87 × 226,100.34
  4. Step 4: Simplify right side
    630,881.82x = 213,966,861,961.20
  5. Step 5: Solve for x
    x = 213,966,861,961.20/630,881.82
  6. Step 6: Final answer
    x = 339,155.22

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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.