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Finding the Fourth Proportional to 317,295, 475,961.94 and 95,679

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Solution

The fourth proportional to 317,295, 475,961.94 and 95,679 is: 143,524.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,295 : 475,961.94 = 95,679 : x
  2. Step 2: Convert to fraction form
    317,295/475,961.94 = 95,679/x
  3. Step 3: Cross multiply
    317,295x = 475,961.94 × 95,679
  4. Step 4: Simplify right side
    317,295x = 45,539,562,457.26
  5. Step 5: Solve for x
    x = 45,539,562,457.26/317,295
  6. Step 6: Final answer
    x = 143,524.36

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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.