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Finding the Fourth Proportional to 492,583.82, 737,543.14 and 255,427.97

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Solution

The fourth proportional to 492,583.82, 737,543.14 and 255,427.97 is: 382,450.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,583.82 : 737,543.14 = 255,427.97 : x
  2. Step 2: Convert to fraction form
    492,583.82/737,543.14 = 255,427.97/x
  3. Step 3: Cross multiply
    492,583.82x = 737,543.14 × 255,427.97
  4. Step 4: Simplify right side
    492,583.82x = 188,389,142,711.34
  5. Step 5: Solve for x
    x = 188,389,142,711.34/492,583.82
  6. Step 6: Final answer
    x = 382,450.94

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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.