Finding the Fourth Proportional to 395,314.98, 591,815.79 and 245,102.10
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Solution
The fourth proportional to 395,314.98, 591,815.79 and 245,102.10 is: 366,935.99
Step by Step Solution
- Step 1: Write the proportion equation
395,314.98 : 591,815.79 = 245,102.10 : x - Step 2: Convert to fraction form
395,314.98/591,815.79 = 245,102.10/x - Step 3: Cross multiply
395,314.98x = 591,815.79 × 245,102.10 - Step 4: Simplify right side
395,314.98x = 145,055,292,942.16 - Step 5: Solve for x
x = 145,055,292,942.16/395,314.98 - Step 6: Final answer
x = 366,935.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.