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Finding the Fourth Proportional to 375,896.70, 563,908.23 and 186,366.42

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Solution

The fourth proportional to 375,896.70, 563,908.23 and 186,366.42 is: 279,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,896.70 : 563,908.23 = 186,366.42 : x
  2. Step 2: Convert to fraction form
    375,896.70/563,908.23 = 186,366.42/x
  3. Step 3: Cross multiply
    375,896.70x = 563,908.23 × 186,366.42
  4. Step 4: Simplify right side
    375,896.70x = 105,093,558,033.64
  5. Step 5: Solve for x
    x = 105,093,558,033.64/375,896.70
  6. Step 6: Final answer
    x = 279,580.95

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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.