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Finding the Fourth Proportional to 1,194.60, 1,789.47 and 501

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Solution

The fourth proportional to 1,194.60, 1,789.47 and 501 is: 750.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194.60 : 1,789.47 = 501 : x
  2. Step 2: Convert to fraction form
    1,194.60/1,789.47 = 501/x
  3. Step 3: Cross multiply
    1,194.60x = 1,789.47 × 501
  4. Step 4: Simplify right side
    1,194.60x = 896,524.47
  5. Step 5: Solve for x
    x = 896,524.47/1,194.60
  6. Step 6: Final answer
    x = 750.48

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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.