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Finding the Fourth Proportional to 304,507.46, 456,791.88 and 104,801.60

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Solution

The fourth proportional to 304,507.46, 456,791.88 and 104,801.60 is: 157,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,507.46 : 456,791.88 = 104,801.60 : x
  2. Step 2: Convert to fraction form
    304,507.46/456,791.88 = 104,801.60/x
  3. Step 3: Cross multiply
    304,507.46x = 456,791.88 × 104,801.60
  4. Step 4: Simplify right side
    304,507.46x = 47,872,519,891.01
  5. Step 5: Solve for x
    x = 47,872,519,891.01/304,507.46
  6. Step 6: Final answer
    x = 157,212.96

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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.