Finding the Fourth Proportional to 865,678.68, 1,298,517.71 and 234,592.49
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Solution
The fourth proportional to 865,678.68, 1,298,517.71 and 234,592.49 is: 351,888.64
Step by Step Solution
- Step 1: Write the proportion equation
865,678.68 : 1,298,517.71 = 234,592.49 : x - Step 2: Convert to fraction form
865,678.68/1,298,517.71 = 234,592.49/x - Step 3: Cross multiply
865,678.68x = 1,298,517.71 × 234,592.49 - Step 4: Simplify right side
865,678.68x = 304,622,495,232.45 - Step 5: Solve for x
x = 304,622,495,232.45/865,678.68 - Step 6: Final answer
x = 351,888.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.