Finding the Fourth Proportional to 329,580.42, 494,242.74 and 113,398.08
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Solution
The fourth proportional to 329,580.42, 494,242.74 and 113,398.08 is: 170,053.12
Step by Step Solution
- Step 1: Write the proportion equation
329,580.42 : 494,242.74 = 113,398.08 : x - Step 2: Convert to fraction form
329,580.42/494,242.74 = 113,398.08/x - Step 3: Cross multiply
329,580.42x = 494,242.74 × 113,398.08 - Step 4: Simplify right side
329,580.42x = 56,046,177,769.94 - Step 5: Solve for x
x = 56,046,177,769.94/329,580.42 - Step 6: Final answer
x = 170,053.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.