Home / 982,433.93-1,355,662.31-552,704.83

Finding the Fourth Proportional to 982,433.93, 1,355,662.31 and 552,704.83

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Solution

The fourth proportional to 982,433.93, 1,355,662.31 and 552,704.83 is: 762,678.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,433.93 : 1,355,662.31 = 552,704.83 : x
  2. Step 2: Convert to fraction form
    982,433.93/1,355,662.31 = 552,704.83/x
  3. Step 3: Cross multiply
    982,433.93x = 1,355,662.31 × 552,704.83
  4. Step 4: Simplify right side
    982,433.93x = 749,281,100,433.28
  5. Step 5: Solve for x
    x = 749,281,100,433.28/982,433.93
  6. Step 6: Final answer
    x = 762,678.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.