Finding the Fourth Proportional to 341,660.81, 471,549.68 and 198,503.93
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Solution
The fourth proportional to 341,660.81, 471,549.68 and 198,503.93 is: 273,968.98
Step by Step Solution
- Step 1: Write the proportion equation
341,660.81 : 471,549.68 = 198,503.93 : x - Step 2: Convert to fraction form
341,660.81/471,549.68 = 198,503.93/x - Step 3: Cross multiply
341,660.81x = 471,549.68 × 198,503.93 - Step 4: Simplify right side
341,660.81x = 93,604,461,319.97 - Step 5: Solve for x
x = 93,604,461,319.97/341,660.81 - Step 6: Final answer
x = 273,968.98
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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.