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Finding the Fourth Proportional to 966,672.42, 1,334,007.42 and 536,992.56

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Solution

The fourth proportional to 966,672.42, 1,334,007.42 and 536,992.56 is: 741,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,672.42 : 1,334,007.42 = 536,992.56 : x
  2. Step 2: Convert to fraction form
    966,672.42/1,334,007.42 = 536,992.56/x
  3. Step 3: Cross multiply
    966,672.42x = 1,334,007.42 × 536,992.56
  4. Step 4: Simplify right side
    966,672.42x = 716,352,059,524.80
  5. Step 5: Solve for x
    x = 716,352,059,524.80/966,672.42
  6. Step 6: Final answer
    x = 741,049.44

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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.