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Finding the Fourth Proportional to 606,704.79, 910,057.59 and 251,623.47

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Solution

The fourth proportional to 606,704.79, 910,057.59 and 251,623.47 is: 377,435.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,704.79 : 910,057.59 = 251,623.47 : x
  2. Step 2: Convert to fraction form
    606,704.79/910,057.59 = 251,623.47/x
  3. Step 3: Cross multiply
    606,704.79x = 910,057.59 × 251,623.47
  4. Step 4: Simplify right side
    606,704.79x = 228,991,848,695.64
  5. Step 5: Solve for x
    x = 228,991,848,695.64/606,704.79
  6. Step 6: Final answer
    x = 377,435.37

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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.