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Finding the Fourth Proportional to 294,460.58, 441,779.54 and 104,896.20

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Solution

The fourth proportional to 294,460.58, 441,779.54 and 104,896.20 is: 157,375.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,460.58 : 441,779.54 = 104,896.20 : x
  2. Step 2: Convert to fraction form
    294,460.58/441,779.54 = 104,896.20/x
  3. Step 3: Cross multiply
    294,460.58x = 441,779.54 × 104,896.20
  4. Step 4: Simplify right side
    294,460.58x = 46,340,996,379.75
  5. Step 5: Solve for x
    x = 46,340,996,379.75/294,460.58
  6. Step 6: Final answer
    x = 157,375.89

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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.