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Finding the Fourth Proportional to 264,205.80, 395,632.08 and 145,745.46

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Solution

The fourth proportional to 264,205.80, 395,632.08 and 145,745.46 is: 218,244.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,205.80 : 395,632.08 = 145,745.46 : x
  2. Step 2: Convert to fraction form
    264,205.80/395,632.08 = 145,745.46/x
  3. Step 3: Cross multiply
    264,205.80x = 395,632.08 × 145,745.46
  4. Step 4: Simplify right side
    264,205.80x = 57,661,579,490.36
  5. Step 5: Solve for x
    x = 57,661,579,490.36/264,205.80
  6. Step 6: Final answer
    x = 218,244.94

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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.