Home / 685,114.40-1,027,671.60-673,304.60

Finding the Fourth Proportional to 685,114.40, 1,027,671.60 and 673,304.60

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Solution

The fourth proportional to 685,114.40, 1,027,671.60 and 673,304.60 is: 1,009,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,114.40 : 1,027,671.60 = 673,304.60 : x
  2. Step 2: Convert to fraction form
    685,114.40/1,027,671.60 = 673,304.60/x
  3. Step 3: Cross multiply
    685,114.40x = 1,027,671.60 × 673,304.60
  4. Step 4: Simplify right side
    685,114.40x = 691,936,015,569.36
  5. Step 5: Solve for x
    x = 691,936,015,569.36/685,114.40
  6. Step 6: Final answer
    x = 1,009,956.90

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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.