Finding the Fourth Proportional to 356,702.09, 492,248.76 and 195,553.68
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Solution
The fourth proportional to 356,702.09, 492,248.76 and 195,553.68 is: 269,864.01
Step by Step Solution
- Step 1: Write the proportion equation
356,702.09 : 492,248.76 = 195,553.68 : x - Step 2: Convert to fraction form
356,702.09/492,248.76 = 195,553.68/x - Step 3: Cross multiply
356,702.09x = 492,248.76 × 195,553.68 - Step 4: Simplify right side
356,702.09x = 96,261,053,914.18 - Step 5: Solve for x
x = 96,261,053,914.18/356,702.09 - Step 6: Final answer
x = 269,864.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.