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Finding the Fourth Proportional to 364,935.05, 547,205.74 and 140,352.02

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Solution

The fourth proportional to 364,935.05, 547,205.74 and 140,352.02 is: 210,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,935.05 : 547,205.74 = 140,352.02 : x
  2. Step 2: Convert to fraction form
    364,935.05/547,205.74 = 140,352.02/x
  3. Step 3: Cross multiply
    364,935.05x = 547,205.74 × 140,352.02
  4. Step 4: Simplify right side
    364,935.05x = 76,801,433,797.22
  5. Step 5: Solve for x
    x = 76,801,433,797.22/364,935.05
  6. Step 6: Final answer
    x = 210,452.33

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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.