Finding the Fourth Proportional to 329,349.98, 454,503.27 and 178,446.98
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Solution
The fourth proportional to 329,349.98, 454,503.27 and 178,446.98 is: 246,256.99
Step by Step Solution
- Step 1: Write the proportion equation
329,349.98 : 454,503.27 = 178,446.98 : x - Step 2: Convert to fraction form
329,349.98/454,503.27 = 178,446.98/x - Step 3: Cross multiply
329,349.98x = 454,503.27 × 178,446.98 - Step 4: Simplify right side
329,349.98x = 81,104,732,766.87 - Step 5: Solve for x
x = 81,104,732,766.87/329,349.98 - Step 6: Final answer
x = 246,256.99
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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.