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Finding the Fourth Proportional to 924.37, 1,275.60 and 504.73

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Solution

The fourth proportional to 924.37, 1,275.60 and 504.73 is: 696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    924.37 : 1,275.60 = 504.73 : x
  2. Step 2: Convert to fraction form
    924.37/1,275.60 = 504.73/x
  3. Step 3: Cross multiply
    924.37x = 1,275.60 × 504.73
  4. Step 4: Simplify right side
    924.37x = 643,833.59
  5. Step 5: Solve for x
    x = 643,833.59/924.37
  6. Step 6: Final answer
    x = 696.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.