Finding the Fourth Proportional to 965,159.87, 1,332,035.75 and 557,361.05
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Solution
The fourth proportional to 965,159.87, 1,332,035.75 and 557,361.05 is: 769,224.73
Step by Step Solution
- Step 1: Write the proportion equation
965,159.87 : 1,332,035.75 = 557,361.05 : x - Step 2: Convert to fraction form
965,159.87/1,332,035.75 = 557,361.05/x - Step 3: Cross multiply
965,159.87x = 1,332,035.75 × 557,361.05 - Step 4: Simplify right side
965,159.87x = 742,424,838,990.76 - Step 5: Solve for x
x = 742,424,838,990.76/965,159.87 - Step 6: Final answer
x = 769,224.73
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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.