Home / 802,871.46-1,203,257.43-329,002.02

Finding the Fourth Proportional to 802,871.46, 1,203,257.43 and 329,002.02

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Solution

The fourth proportional to 802,871.46, 1,203,257.43 and 329,002.02 is: 493,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,871.46 : 1,203,257.43 = 329,002.02 : x
  2. Step 2: Convert to fraction form
    802,871.46/1,203,257.43 = 329,002.02/x
  3. Step 3: Cross multiply
    802,871.46x = 1,203,257.43 × 329,002.02
  4. Step 4: Simplify right side
    802,871.46x = 395,874,125,050.01
  5. Step 5: Solve for x
    x = 395,874,125,050.01/802,871.46
  6. Step 6: Final answer
    x = 493,072.86

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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.