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Finding the Fourth Proportional to 603,108.98, 902,402.28 and 359,057.37

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Solution

The fourth proportional to 603,108.98, 902,402.28 and 359,057.37 is: 537,239.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,108.98 : 902,402.28 = 359,057.37 : x
  2. Step 2: Convert to fraction form
    603,108.98/902,402.28 = 359,057.37/x
  3. Step 3: Cross multiply
    603,108.98x = 902,402.28 × 359,057.37
  4. Step 4: Simplify right side
    603,108.98x = 324,014,189,338.80
  5. Step 5: Solve for x
    x = 324,014,189,338.80/603,108.98
  6. Step 6: Final answer
    x = 537,239.87

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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.