Home / 790,366.33-1,185,771.44-317,383.84

Finding the Fourth Proportional to 790,366.33, 1,185,771.44 and 317,383.84

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Solution

The fourth proportional to 790,366.33, 1,185,771.44 and 317,383.84 is: 476,164.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,366.33 : 1,185,771.44 = 317,383.84 : x
  2. Step 2: Convert to fraction form
    790,366.33/1,185,771.44 = 317,383.84/x
  3. Step 3: Cross multiply
    790,366.33x = 1,185,771.44 × 317,383.84
  4. Step 4: Simplify right side
    790,366.33x = 376,344,692,989.53
  5. Step 5: Solve for x
    x = 376,344,692,989.53/790,366.33
  6. Step 6: Final answer
    x = 476,164.89

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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.