Finding the Fourth Proportional to 635,487.73, 953,230.79 and 162,173.09
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Solution
The fourth proportional to 635,487.73, 953,230.79 and 162,173.09 is: 243,259.43
Step by Step Solution
- Step 1: Write the proportion equation
635,487.73 : 953,230.79 = 162,173.09 : x - Step 2: Convert to fraction form
635,487.73/953,230.79 = 162,173.09/x - Step 3: Cross multiply
635,487.73x = 953,230.79 × 162,173.09 - Step 4: Simplify right side
635,487.73x = 154,588,385,485.95 - Step 5: Solve for x
x = 154,588,385,485.95/635,487.73 - Step 6: Final answer
x = 243,259.43
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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.