Finding the Fourth Proportional to 361,055.14, 498,271.65 and 199,910.17
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Solution
The fourth proportional to 361,055.14, 498,271.65 and 199,910.17 is: 275,884.65
Step by Step Solution
- Step 1: Write the proportion equation
361,055.14 : 498,271.65 = 199,910.17 : x - Step 2: Convert to fraction form
361,055.14/498,271.65 = 199,910.17/x - Step 3: Cross multiply
361,055.14x = 498,271.65 × 199,910.17 - Step 4: Simplify right side
361,055.14x = 99,609,570,257.68 - Step 5: Solve for x
x = 99,609,570,257.68/361,055.14 - Step 6: Final answer
x = 275,884.65
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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.