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Finding the Fourth Proportional to 317,393.10, 475,597.44 and 183,942.36

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Solution

The fourth proportional to 317,393.10, 475,597.44 and 183,942.36 is: 275,628.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,393.10 : 475,597.44 = 183,942.36 : x
  2. Step 2: Convert to fraction form
    317,393.10/475,597.44 = 183,942.36/x
  3. Step 3: Cross multiply
    317,393.10x = 475,597.44 × 183,942.36
  4. Step 4: Simplify right side
    317,393.10x = 87,482,515,523.56
  5. Step 5: Solve for x
    x = 87,482,515,523.56/317,393.10
  6. Step 6: Final answer
    x = 275,628.28

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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.