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Finding the Fourth Proportional to 589,879.41, 814,102.83 and 335,268.87

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Solution

The fourth proportional to 589,879.41, 814,102.83 and 335,268.87 is: 462,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,879.41 : 814,102.83 = 335,268.87 : x
  2. Step 2: Convert to fraction form
    589,879.41/814,102.83 = 335,268.87/x
  3. Step 3: Cross multiply
    589,879.41x = 814,102.83 × 335,268.87
  4. Step 4: Simplify right side
    589,879.41x = 272,943,335,877.90
  5. Step 5: Solve for x
    x = 272,943,335,877.90/589,879.41
  6. Step 6: Final answer
    x = 462,710.40

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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.