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Finding the Fourth Proportional to 589,745.07, 813,843.93 and 335,096.28

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Solution

The fourth proportional to 589,745.07, 813,843.93 and 335,096.28 is: 462,430.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,745.07 : 813,843.93 = 335,096.28 : x
  2. Step 2: Convert to fraction form
    589,745.07/813,843.93 = 335,096.28/x
  3. Step 3: Cross multiply
    589,745.07x = 813,843.93 × 335,096.28
  4. Step 4: Simplify right side
    589,745.07x = 272,716,073,443.58
  5. Step 5: Solve for x
    x = 272,716,073,443.58/589,745.07
  6. Step 6: Final answer
    x = 462,430.44

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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.