Finding the Fourth Proportional to 942,400.14, 1,413,366.66 and 268,487.28
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Solution
The fourth proportional to 942,400.14, 1,413,366.66 and 268,487.28 is: 402,664.38
Step by Step Solution
- Step 1: Write the proportion equation
942,400.14 : 1,413,366.66 = 268,487.28 : x - Step 2: Convert to fraction form
942,400.14/1,413,366.66 = 268,487.28/x - Step 3: Cross multiply
942,400.14x = 1,413,366.66 × 268,487.28 - Step 4: Simplify right side
942,400.14x = 379,470,970,186.09 - Step 5: Solve for x
x = 379,470,970,186.09/942,400.14 - Step 6: Final answer
x = 402,664.38
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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.