Home / 698,968.24-1,047,787.79-445,537.33

Finding the Fourth Proportional to 698,968.24, 1,047,787.79 and 445,537.33

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Solution

The fourth proportional to 698,968.24, 1,047,787.79 and 445,537.33 is: 667,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,968.24 : 1,047,787.79 = 445,537.33 : x
  2. Step 2: Convert to fraction form
    698,968.24/1,047,787.79 = 445,537.33/x
  3. Step 3: Cross multiply
    698,968.24x = 1,047,787.79 × 445,537.33
  4. Step 4: Simplify right side
    698,968.24x = 466,828,569,516.05
  5. Step 5: Solve for x
    x = 466,828,569,516.05/698,968.24
  6. Step 6: Final answer
    x = 667,882.38

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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.