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Finding the Fourth Proportional to 675,596.73, 1,013,406.84 and 248,912.93

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Solution

The fourth proportional to 675,596.73, 1,013,406.84 and 248,912.93 is: 373,373.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,596.73 : 1,013,406.84 = 248,912.93 : x
  2. Step 2: Convert to fraction form
    675,596.73/1,013,406.84 = 248,912.93/x
  3. Step 3: Cross multiply
    675,596.73x = 1,013,406.84 × 248,912.93
  4. Step 4: Simplify right side
    675,596.73x = 252,250,068,359.96
  5. Step 5: Solve for x
    x = 252,250,068,359.96/675,596.73
  6. Step 6: Final answer
    x = 373,373.73

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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.