Finding the Fourth Proportional to 336,971.12, 465,044.64 and 193,776.08
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Solution
The fourth proportional to 336,971.12, 465,044.64 and 193,776.08 is: 267,425.08
Step by Step Solution
- Step 1: Write the proportion equation
336,971.12 : 465,044.64 = 193,776.08 : x - Step 2: Convert to fraction form
336,971.12/465,044.64 = 193,776.08/x - Step 3: Cross multiply
336,971.12x = 465,044.64 × 193,776.08 - Step 4: Simplify right side
336,971.12x = 90,114,527,364.21 - Step 5: Solve for x
x = 90,114,527,364.21/336,971.12 - Step 6: Final answer
x = 267,425.08
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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.