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Finding the Fourth Proportional to 395,950.29, 544,388.12 and 352,516.47

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Solution

The fourth proportional to 395,950.29, 544,388.12 and 352,516.47 is: 484,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,950.29 : 544,388.12 = 352,516.47 : x
  2. Step 2: Convert to fraction form
    395,950.29/544,388.12 = 352,516.47/x
  3. Step 3: Cross multiply
    395,950.29x = 544,388.12 × 352,516.47
  4. Step 4: Simplify right side
    395,950.29x = 191,905,776,609.75
  5. Step 5: Solve for x
    x = 191,905,776,609.75/395,950.29
  6. Step 6: Final answer
    x = 484,671.39

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.