Finding the Fourth Proportional to 258,981.87, 357,597.68 and 202,554.03
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Solution
The fourth proportional to 258,981.87, 357,597.68 and 202,554.03 is: 279,683.09
Step by Step Solution
- Step 1: Write the proportion equation
258,981.87 : 357,597.68 = 202,554.03 : x - Step 2: Convert to fraction form
258,981.87/357,597.68 = 202,554.03/x - Step 3: Cross multiply
258,981.87x = 357,597.68 × 202,554.03 - Step 4: Simplify right side
258,981.87x = 72,432,850,189.88 - Step 5: Solve for x
x = 72,432,850,189.88/258,981.87 - Step 6: Final answer
x = 279,683.09
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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.