Home / 864,495.55-1,296,805.60-332,016.58

Finding the Fourth Proportional to 864,495.55, 1,296,805.60 and 332,016.58

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Solution

The fourth proportional to 864,495.55, 1,296,805.60 and 332,016.58 is: 498,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,495.55 : 1,296,805.60 = 332,016.58 : x
  2. Step 2: Convert to fraction form
    864,495.55/1,296,805.60 = 332,016.58/x
  3. Step 3: Cross multiply
    864,495.55x = 1,296,805.60 × 332,016.58
  4. Step 4: Simplify right side
    864,495.55x = 430,560,956,579.81
  5. Step 5: Solve for x
    x = 430,560,956,579.81/864,495.55
  6. Step 6: Final answer
    x = 498,048.78

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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.