Finding the Fourth Proportional to 361,038.72, 498,241.04 and 197,702.09
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Solution
The fourth proportional to 361,038.72, 498,241.04 and 197,702.09 is: 272,833.05
Step by Step Solution
- Step 1: Write the proportion equation
361,038.72 : 498,241.04 = 197,702.09 : x - Step 2: Convert to fraction form
361,038.72/498,241.04 = 197,702.09/x - Step 3: Cross multiply
361,038.72x = 498,241.04 × 197,702.09 - Step 4: Simplify right side
361,038.72x = 98,503,294,432.54 - Step 5: Solve for x
x = 98,503,294,432.54/361,038.72 - Step 6: Final answer
x = 272,833.05
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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.