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Finding the Fourth Proportional to 635,466.44, 953,601.42 and 355,167.56

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Solution

The fourth proportional to 635,466.44, 953,601.42 and 355,167.56 is: 532,975.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,466.44 : 953,601.42 = 355,167.56 : x
  2. Step 2: Convert to fraction form
    635,466.44/953,601.42 = 355,167.56/x
  3. Step 3: Cross multiply
    635,466.44x = 953,601.42 × 355,167.56
  4. Step 4: Simplify right side
    635,466.44x = 338,688,289,553.94
  5. Step 5: Solve for x
    x = 338,688,289,553.94/635,466.44
  6. Step 6: Final answer
    x = 532,975.89

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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.