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Finding the Fourth Proportional to 494,437.44, 739,818.96 and 294,866.40

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Solution

The fourth proportional to 494,437.44, 739,818.96 and 294,866.40 is: 441,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,437.44 : 739,818.96 = 294,866.40 : x
  2. Step 2: Convert to fraction form
    494,437.44/739,818.96 = 294,866.40/x
  3. Step 3: Cross multiply
    494,437.44x = 739,818.96 × 294,866.40
  4. Step 4: Simplify right side
    494,437.44x = 218,147,753,386.94
  5. Step 5: Solve for x
    x = 218,147,753,386.94/494,437.44
  6. Step 6: Final answer
    x = 441,203.95

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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.