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Finding the Fourth Proportional to 494,886.15, 742,702.41 and 362,108.97

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Solution

The fourth proportional to 494,886.15, 742,702.41 and 362,108.97 is: 543,436.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,886.15 : 742,702.41 = 362,108.97 : x
  2. Step 2: Convert to fraction form
    494,886.15/742,702.41 = 362,108.97/x
  3. Step 3: Cross multiply
    494,886.15x = 742,702.41 × 362,108.97
  4. Step 4: Simplify right side
    494,886.15x = 268,939,204,701.62
  5. Step 5: Solve for x
    x = 268,939,204,701.62/494,886.15
  6. Step 6: Final answer
    x = 543,436.52

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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.