Finding the Fourth Proportional to 358,333.66, 494,489.98 and 197,188.62
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Solution
The fourth proportional to 358,333.66, 494,489.98 and 197,188.62 is: 272,114.52
Step by Step Solution
- Step 1: Write the proportion equation
358,333.66 : 494,489.98 = 197,188.62 : x - Step 2: Convert to fraction form
358,333.66/494,489.98 = 197,188.62/x - Step 3: Cross multiply
358,333.66x = 494,489.98 × 197,188.62 - Step 4: Simplify right side
358,333.66x = 97,507,793,301.63 - Step 5: Solve for x
x = 97,507,793,301.63/358,333.66 - Step 6: Final answer
x = 272,114.52
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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.