Finding the Fourth Proportional to 840,236.09, 1,159,318.37 and 496,080.05
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Solution
The fourth proportional to 840,236.09, 1,159,318.37 and 496,080.05 is: 684,468.00
Step by Step Solution
- Step 1: Write the proportion equation
840,236.09 : 1,159,318.37 = 496,080.05 : x - Step 2: Convert to fraction form
840,236.09/1,159,318.37 = 496,080.05/x - Step 3: Cross multiply
840,236.09x = 1,159,318.37 × 496,080.05 - Step 4: Simplify right side
840,236.09x = 575,114,710,399.13 - Step 5: Solve for x
x = 575,114,710,399.13/840,236.09 - Step 6: Final answer
x = 684,468.00
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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.