Finding the Fourth Proportional to 358,771.08, 495,101.79 and 197,622.39
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Solution
The fourth proportional to 358,771.08, 495,101.79 and 197,622.39 is: 272,717.63
Step by Step Solution
- Step 1: Write the proportion equation
358,771.08 : 495,101.79 = 197,622.39 : x - Step 2: Convert to fraction form
358,771.08/495,101.79 = 197,622.39/x - Step 3: Cross multiply
358,771.08x = 495,101.79 × 197,622.39 - Step 4: Simplify right side
358,771.08x = 97,843,199,033.08 - Step 5: Solve for x
x = 97,843,199,033.08/358,771.08 - Step 6: Final answer
x = 272,717.63
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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.