Finding the Fourth Proportional to 686,958.66, 1,030,185.26 and 237,564.18
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Solution
The fourth proportional to 686,958.66, 1,030,185.26 and 237,564.18 is: 356,258.87
Step by Step Solution
- Step 1: Write the proportion equation
686,958.66 : 1,030,185.26 = 237,564.18 : x - Step 2: Convert to fraction form
686,958.66/1,030,185.26 = 237,564.18/x - Step 3: Cross multiply
686,958.66x = 1,030,185.26 × 237,564.18 - Step 4: Simplify right side
686,958.66x = 244,735,115,352.17 - Step 5: Solve for x
x = 244,735,115,352.17/686,958.66 - Step 6: Final answer
x = 356,258.87
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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.