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Finding the Fourth Proportional to 492,038.54, 737,707.89 and 235,577.42

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Solution

The fourth proportional to 492,038.54, 737,707.89 and 235,577.42 is: 353,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,038.54 : 737,707.89 = 235,577.42 : x
  2. Step 2: Convert to fraction form
    492,038.54/737,707.89 = 235,577.42/x
  3. Step 3: Cross multiply
    492,038.54x = 737,707.89 × 235,577.42
  4. Step 4: Simplify right side
    492,038.54x = 173,787,321,439.84
  5. Step 5: Solve for x
    x = 173,787,321,439.84/492,038.54
  6. Step 6: Final answer
    x = 353,198.60

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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.