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Finding the Fourth Proportional to 799,173, 1,102,858.74 and 441,477

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Solution

The fourth proportional to 799,173, 1,102,858.74 and 441,477 is: 609,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,173 : 1,102,858.74 = 441,477 : x
  2. Step 2: Convert to fraction form
    799,173/1,102,858.74 = 441,477/x
  3. Step 3: Cross multiply
    799,173x = 1,102,858.74 × 441,477
  4. Step 4: Simplify right side
    799,173x = 486,886,767,958.98
  5. Step 5: Solve for x
    x = 486,886,767,958.98/799,173
  6. Step 6: Final answer
    x = 609,238.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.