Finding the Fourth Proportional to 998,629.44, 1,497,955.09 and 288,663.63
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Solution
The fourth proportional to 998,629.44, 1,497,955.09 and 288,663.63 is: 432,998.60
Step by Step Solution
- Step 1: Write the proportion equation
998,629.44 : 1,497,955.09 = 288,663.63 : x - Step 2: Convert to fraction form
998,629.44/1,497,955.09 = 288,663.63/x - Step 3: Cross multiply
998,629.44x = 1,497,955.09 × 288,663.63 - Step 4: Simplify right side
998,629.44x = 432,405,153,856.38 - Step 5: Solve for x
x = 432,405,153,856.38/998,629.44 - Step 6: Final answer
x = 432,998.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.