Finding the Fourth Proportional to 913,277.79, 1,364,316.60 and 658,382.94
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Solution
The fourth proportional to 913,277.79, 1,364,316.60 and 658,382.94 is: 983,537.30
Step by Step Solution
- Step 1: Write the proportion equation
913,277.79 : 1,364,316.60 = 658,382.94 : x - Step 2: Convert to fraction form
913,277.79/1,364,316.60 = 658,382.94/x - Step 3: Cross multiply
913,277.79x = 1,364,316.60 × 658,382.94 - Step 4: Simplify right side
913,277.79x = 898,242,774,198.80 - Step 5: Solve for x
x = 898,242,774,198.80/913,277.79 - Step 6: Final answer
x = 983,537.30
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.