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Finding the Fourth Proportional to 633,808.16, 950,072.52 and 397,316.96

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Solution

The fourth proportional to 633,808.16, 950,072.52 and 397,316.96 is: 595,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,808.16 : 950,072.52 = 397,316.96 : x
  2. Step 2: Convert to fraction form
    633,808.16/950,072.52 = 397,316.96/x
  3. Step 3: Cross multiply
    633,808.16x = 950,072.52 × 397,316.96
  4. Step 4: Simplify right side
    633,808.16x = 377,479,925,425.94
  5. Step 5: Solve for x
    x = 377,479,925,425.94/633,808.16
  6. Step 6: Final answer
    x = 595,574.42

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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.