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Finding the Fourth Proportional to 373,898.56, 515,901.18 and 237,883

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Solution

The fourth proportional to 373,898.56, 515,901.18 and 237,883 is: 328,228.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,898.56 : 515,901.18 = 237,883 : x
  2. Step 2: Convert to fraction form
    373,898.56/515,901.18 = 237,883/x
  3. Step 3: Cross multiply
    373,898.56x = 515,901.18 × 237,883
  4. Step 4: Simplify right side
    373,898.56x = 122,724,120,401.94
  5. Step 5: Solve for x
    x = 122,724,120,401.94/373,898.56
  6. Step 6: Final answer
    x = 328,228.38

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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.