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Finding the Fourth Proportional to 246,412.44, 369,616.46 and 77,932.90

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Solution

The fourth proportional to 246,412.44, 369,616.46 and 77,932.90 is: 116,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,412.44 : 369,616.46 = 77,932.90 : x
  2. Step 2: Convert to fraction form
    246,412.44/369,616.46 = 77,932.90/x
  3. Step 3: Cross multiply
    246,412.44x = 369,616.46 × 77,932.90
  4. Step 4: Simplify right side
    246,412.44x = 28,805,282,615.53
  5. Step 5: Solve for x
    x = 28,805,282,615.53/246,412.44
  6. Step 6: Final answer
    x = 116,898.65

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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.