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Finding the Fourth Proportional to 353,018.88, 529,022.88 and 273,762

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Solution

The fourth proportional to 353,018.88, 529,022.88 and 273,762 is: 410,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,018.88 : 529,022.88 = 273,762 : x
  2. Step 2: Convert to fraction form
    353,018.88/529,022.88 = 273,762/x
  3. Step 3: Cross multiply
    353,018.88x = 529,022.88 × 273,762
  4. Step 4: Simplify right side
    353,018.88x = 144,826,361,674.56
  5. Step 5: Solve for x
    x = 144,826,361,674.56/353,018.88
  6. Step 6: Final answer
    x = 410,251.04

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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.