Home / 384,308.10-576,548.55-226,455.30

Finding the Fourth Proportional to 384,308.10, 576,548.55 and 226,455.30

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Solution

The fourth proportional to 384,308.10, 576,548.55 and 226,455.30 is: 339,733.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,308.10 : 576,548.55 = 226,455.30 : x
  2. Step 2: Convert to fraction form
    384,308.10/576,548.55 = 226,455.30/x
  3. Step 3: Cross multiply
    384,308.10x = 576,548.55 × 226,455.30
  4. Step 4: Simplify right side
    384,308.10x = 130,562,474,854.82
  5. Step 5: Solve for x
    x = 130,562,474,854.82/384,308.10
  6. Step 6: Final answer
    x = 339,733.86

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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.