Finding the Fourth Proportional to 852,973.62, 1,279,903.23 and 347,905.14
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Solution
The fourth proportional to 852,973.62, 1,279,903.23 and 347,905.14 is: 522,038.32
Step by Step Solution
- Step 1: Write the proportion equation
852,973.62 : 1,279,903.23 = 347,905.14 : x - Step 2: Convert to fraction form
852,973.62/1,279,903.23 = 347,905.14/x - Step 3: Cross multiply
852,973.62x = 1,279,903.23 × 347,905.14 - Step 4: Simplify right side
852,973.62x = 445,284,912,419.60 - Step 5: Solve for x
x = 445,284,912,419.60/852,973.62 - Step 6: Final answer
x = 522,038.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.