Finding the Fourth Proportional to 965,892.10, 1,332,864.42 and 536,138.40
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Solution
The fourth proportional to 965,892.10, 1,332,864.42 and 536,138.40 is: 739,833.98
Step by Step Solution
- Step 1: Write the proportion equation
965,892.10 : 1,332,864.42 = 536,138.40 : x - Step 2: Convert to fraction form
965,892.10/1,332,864.42 = 536,138.40/x - Step 3: Cross multiply
965,892.10x = 1,332,864.42 × 536,138.40 - Step 4: Simplify right side
965,892.10x = 714,599,797,555.73 - Step 5: Solve for x
x = 714,599,797,555.73/965,892.10 - Step 6: Final answer
x = 739,833.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.