Finding the Fourth Proportional to 832,228.63, 1,149,268.69 and 786,889.42
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Solution
The fourth proportional to 832,228.63, 1,149,268.69 and 786,889.42 is: 1,086,657.37
Step by Step Solution
- Step 1: Write the proportion equation
832,228.63 : 1,149,268.69 = 786,889.42 : x - Step 2: Convert to fraction form
832,228.63/1,149,268.69 = 786,889.42/x - Step 3: Cross multiply
832,228.63x = 1,149,268.69 × 786,889.42 - Step 4: Simplify right side
832,228.63x = 904,347,375,318.46 - Step 5: Solve for x
x = 904,347,375,318.46/832,228.63 - Step 6: Final answer
x = 1,086,657.37
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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.