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Finding the Fourth Proportional to 982,644.44, 1,473,950.12 and 442,600.32

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Solution

The fourth proportional to 982,644.44, 1,473,950.12 and 442,600.32 is: 663,893.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,644.44 : 1,473,950.12 = 442,600.32 : x
  2. Step 2: Convert to fraction form
    982,644.44/1,473,950.12 = 442,600.32/x
  3. Step 3: Cross multiply
    982,644.44x = 1,473,950.12 × 442,600.32
  4. Step 4: Simplify right side
    982,644.44x = 652,370,794,776.04
  5. Step 5: Solve for x
    x = 652,370,794,776.04/982,644.44
  6. Step 6: Final answer
    x = 663,893.03

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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.