Finding the Fourth Proportional to 358,415.08, 494,609.01 and 197,266.66
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Solution
The fourth proportional to 358,415.08, 494,609.01 and 197,266.66 is: 272,225.90
Step by Step Solution
- Step 1: Write the proportion equation
358,415.08 : 494,609.01 = 197,266.66 : x - Step 2: Convert to fraction form
358,415.08/494,609.01 = 197,266.66/x - Step 3: Cross multiply
358,415.08x = 494,609.01 × 197,266.66 - Step 4: Simplify right side
358,415.08x = 97,569,867,408.61 - Step 5: Solve for x
x = 97,569,867,408.61/358,415.08 - Step 6: Final answer
x = 272,225.90
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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.