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Finding the Fourth Proportional to 286,162.49, 395,010.27 and 245,713.79

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Solution

The fourth proportional to 286,162.49, 395,010.27 and 245,713.79 is: 339,176.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,162.49 : 395,010.27 = 245,713.79 : x
  2. Step 2: Convert to fraction form
    286,162.49/395,010.27 = 245,713.79/x
  3. Step 3: Cross multiply
    286,162.49x = 395,010.27 × 245,713.79
  4. Step 4: Simplify right side
    286,162.49x = 97,059,470,530.62
  5. Step 5: Solve for x
    x = 97,059,470,530.62/286,162.49
  6. Step 6: Final answer
    x = 339,176.08

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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.