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Finding the Fourth Proportional to 665,371.44, 996,268.68 and 506,844.72

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Solution

The fourth proportional to 665,371.44, 996,268.68 and 506,844.72 is: 758,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,371.44 : 996,268.68 = 506,844.72 : x
  2. Step 2: Convert to fraction form
    665,371.44/996,268.68 = 506,844.72/x
  3. Step 3: Cross multiply
    665,371.44x = 996,268.68 × 506,844.72
  4. Step 4: Simplify right side
    665,371.44x = 504,953,520,159.37
  5. Step 5: Solve for x
    x = 504,953,520,159.37/665,371.44
  6. Step 6: Final answer
    x = 758,904.71

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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.