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Finding the Fourth Proportional to 754,000, 1,130,760.02 and 248,466.64

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Solution

The fourth proportional to 754,000, 1,130,760.02 and 248,466.64 is: 372,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,000 : 1,130,760.02 = 248,466.64 : x
  2. Step 2: Convert to fraction form
    754,000/1,130,760.02 = 248,466.64/x
  3. Step 3: Cross multiply
    754,000x = 1,130,760.02 × 248,466.64
  4. Step 4: Simplify right side
    754,000x = 280,956,142,815.73
  5. Step 5: Solve for x
    x = 280,956,142,815.73/754,000
  6. Step 6: Final answer
    x = 372,620.88

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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.