Finding the Fourth Proportional to 199,977.92, 298,203.08 and 198,177.68
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Solution
The fourth proportional to 199,977.92, 298,203.08 and 198,177.68 is: 295,518.60
Step by Step Solution
- Step 1: Write the proportion equation
199,977.92 : 298,203.08 = 198,177.68 : x - Step 2: Convert to fraction form
199,977.92/298,203.08 = 198,177.68/x - Step 3: Cross multiply
199,977.92x = 298,203.08 × 198,177.68 - Step 4: Simplify right side
199,977.92x = 59,097,194,563.25 - Step 5: Solve for x
x = 59,097,194,563.25/199,977.92 - Step 6: Final answer
x = 295,518.60
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.