Finding the Fourth Proportional to 908,232.69, 1,362,541.31 and 268,485.98
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Solution
The fourth proportional to 908,232.69, 1,362,541.31 and 268,485.98 is: 402,785.81
Step by Step Solution
- Step 1: Write the proportion equation
908,232.69 : 1,362,541.31 = 268,485.98 : x - Step 2: Convert to fraction form
908,232.69/1,362,541.31 = 268,485.98/x - Step 3: Cross multiply
908,232.69x = 1,362,541.31 × 268,485.98 - Step 4: Simplify right side
908,232.69x = 365,823,237,563.40 - Step 5: Solve for x
x = 365,823,237,563.40/908,232.69 - Step 6: Final answer
x = 402,785.81
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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.