Finding the Fourth Proportional to 727,541.02, 1,004,037.58 and 405,251.26
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Solution
The fourth proportional to 727,541.02, 1,004,037.58 and 405,251.26 is: 559,263.99
Step by Step Solution
- Step 1: Write the proportion equation
727,541.02 : 1,004,037.58 = 405,251.26 : x - Step 2: Convert to fraction form
727,541.02/1,004,037.58 = 405,251.26/x - Step 3: Cross multiply
727,541.02x = 1,004,037.58 × 405,251.26 - Step 4: Simplify right side
727,541.02x = 406,887,494,382.35 - Step 5: Solve for x
x = 406,887,494,382.35/727,541.02 - Step 6: Final answer
x = 559,263.99
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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.