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Finding the Fourth Proportional to 603,109.98, 902,403.78 and 359,058.37

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Solution

The fourth proportional to 603,109.98, 902,403.78 and 359,058.37 is: 537,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,109.98 : 902,403.78 = 359,058.37 : x
  2. Step 2: Convert to fraction form
    603,109.98/902,403.78 = 359,058.37/x
  3. Step 3: Cross multiply
    603,109.98x = 902,403.78 × 359,058.37
  4. Step 4: Simplify right side
    603,109.98x = 324,015,630,328.64
  5. Step 5: Solve for x
    x = 324,015,630,328.64/603,109.98
  6. Step 6: Final answer
    x = 537,241.37

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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.