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Finding the Fourth Proportional to 246,359.16, 369,441 and 84,212.82

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Solution

The fourth proportional to 246,359.16, 369,441 and 84,212.82 is: 126,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,359.16 : 369,441 = 84,212.82 : x
  2. Step 2: Convert to fraction form
    246,359.16/369,441 = 84,212.82/x
  3. Step 3: Cross multiply
    246,359.16x = 369,441 × 84,212.82
  4. Step 4: Simplify right side
    246,359.16x = 31,111,668,433.62
  5. Step 5: Solve for x
    x = 31,111,668,433.62/246,359.16
  6. Step 6: Final answer
    x = 126,285.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.