Finding the Fourth Proportional to 956,944.79, 1,320,583.09 and 527,224.92
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Solution
The fourth proportional to 956,944.79, 1,320,583.09 and 527,224.92 is: 727,569.99
Step by Step Solution
- Step 1: Write the proportion equation
956,944.79 : 1,320,583.09 = 527,224.92 : x - Step 2: Convert to fraction form
956,944.79/1,320,583.09 = 527,224.92/x - Step 3: Cross multiply
956,944.79x = 1,320,583.09 × 527,224.92 - Step 4: Simplify right side
956,944.79x = 696,244,313,978.60 - Step 5: Solve for x
x = 696,244,313,978.60/956,944.79 - Step 6: Final answer
x = 727,569.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.