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Finding the Fourth Proportional to 845,879.01, 1,268,893.03 and 238,672.63

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Solution

The fourth proportional to 845,879.01, 1,268,893.03 and 238,672.63 is: 358,029.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,879.01 : 1,268,893.03 = 238,672.63 : x
  2. Step 2: Convert to fraction form
    845,879.01/1,268,893.03 = 238,672.63/x
  3. Step 3: Cross multiply
    845,879.01x = 1,268,893.03 × 238,672.63
  4. Step 4: Simplify right side
    845,879.01x = 302,850,036,658.77
  5. Step 5: Solve for x
    x = 302,850,036,658.77/845,879.01
  6. Step 6: Final answer
    x = 358,029.97

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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.