Home / 897,579.63-1,345,424.30-298,379.97

Finding the Fourth Proportional to 897,579.63, 1,345,424.30 and 298,379.97

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Solution

The fourth proportional to 897,579.63, 1,345,424.30 and 298,379.97 is: 447,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,579.63 : 1,345,424.30 = 298,379.97 : x
  2. Step 2: Convert to fraction form
    897,579.63/1,345,424.30 = 298,379.97/x
  3. Step 3: Cross multiply
    897,579.63x = 1,345,424.30 × 298,379.97
  4. Step 4: Simplify right side
    897,579.63x = 401,447,660,779.37
  5. Step 5: Solve for x
    x = 401,447,660,779.37/897,579.63
  6. Step 6: Final answer
    x = 447,255.76

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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.