Finding the Fourth Proportional to 358,725.07, 495,063.04 and 197,580.08
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Solution
The fourth proportional to 358,725.07, 495,063.04 and 197,580.08 is: 272,672.88
Step by Step Solution
- Step 1: Write the proportion equation
358,725.07 : 495,063.04 = 197,580.08 : x - Step 2: Convert to fraction form
358,725.07/495,063.04 = 197,580.08/x - Step 3: Cross multiply
358,725.07x = 495,063.04 × 197,580.08 - Step 4: Simplify right side
358,725.07x = 97,814,595,791.95 - Step 5: Solve for x
x = 97,814,595,791.95/358,725.07 - Step 6: Final answer
x = 272,672.88
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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.