Finding the Fourth Proportional to 361,220.88, 498,467.02 and 197,878.09
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Solution
The fourth proportional to 361,220.88, 498,467.02 and 197,878.09 is: 273,062.01
Step by Step Solution
- Step 1: Write the proportion equation
361,220.88 : 498,467.02 = 197,878.09 : x - Step 2: Convert to fraction form
361,220.88/498,467.02 = 197,878.09/x - Step 3: Cross multiply
361,220.88x = 498,467.02 × 197,878.09 - Step 4: Simplify right side
361,220.88x = 98,635,698,363.87 - Step 5: Solve for x
x = 98,635,698,363.87/361,220.88 - Step 6: Final answer
x = 273,062.01
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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.