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Finding the Fourth Proportional to 332,678.89, 501,262.87 and 274,810.33

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Solution

The fourth proportional to 332,678.89, 501,262.87 and 274,810.33 is: 414,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,678.89 : 501,262.87 = 274,810.33 : x
  2. Step 2: Convert to fraction form
    332,678.89/501,262.87 = 274,810.33/x
  3. Step 3: Cross multiply
    332,678.89x = 501,262.87 × 274,810.33
  4. Step 4: Simplify right side
    332,678.89x = 137,752,214,721.45
  5. Step 5: Solve for x
    x = 137,752,214,721.45/332,678.89
  6. Step 6: Final answer
    x = 414,069.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.