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Finding the Fourth Proportional to 357,251.67, 535,889.79 and 179,661.87

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Solution

The fourth proportional to 357,251.67, 535,889.79 and 179,661.87 is: 269,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,251.67 : 535,889.79 = 179,661.87 : x
  2. Step 2: Convert to fraction form
    357,251.67/535,889.79 = 179,661.87/x
  3. Step 3: Cross multiply
    357,251.67x = 535,889.79 × 179,661.87
  4. Step 4: Simplify right side
    357,251.67x = 96,278,961,785.31
  5. Step 5: Solve for x
    x = 96,278,961,785.31/357,251.67
  6. Step 6: Final answer
    x = 269,498.98

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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.