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Finding the Fourth Proportional to 809,052, 1,116,492.24 and 451,356

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Solution

The fourth proportional to 809,052, 1,116,492.24 and 451,356 is: 622,871.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,052 : 1,116,492.24 = 451,356 : x
  2. Step 2: Convert to fraction form
    809,052/1,116,492.24 = 451,356/x
  3. Step 3: Cross multiply
    809,052x = 1,116,492.24 × 451,356
  4. Step 4: Simplify right side
    809,052x = 503,935,471,477.44
  5. Step 5: Solve for x
    x = 503,935,471,477.44/809,052
  6. Step 6: Final answer
    x = 622,871.55

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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.