Home / 982,821.60-1,473,935.04-383,620.32

Finding the Fourth Proportional to 982,821.60, 1,473,935.04 and 383,620.32

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Solution

The fourth proportional to 982,821.60, 1,473,935.04 and 383,620.32 is: 575,314.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,821.60 : 1,473,935.04 = 383,620.32 : x
  2. Step 2: Convert to fraction form
    982,821.60/1,473,935.04 = 383,620.32/x
  3. Step 3: Cross multiply
    982,821.60x = 1,473,935.04 × 383,620.32
  4. Step 4: Simplify right side
    982,821.60x = 565,431,431,704.01
  5. Step 5: Solve for x
    x = 565,431,431,704.01/982,821.60
  6. Step 6: Final answer
    x = 575,314.41

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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.