Finding the Fourth Proportional to 359,785.63, 539,670.87 and 119,916.88
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Solution
The fourth proportional to 359,785.63, 539,670.87 and 119,916.88 is: 179,872.80
Step by Step Solution
- Step 1: Write the proportion equation
359,785.63 : 539,670.87 = 119,916.88 : x - Step 2: Convert to fraction form
359,785.63/539,670.87 = 119,916.88/x - Step 3: Cross multiply
359,785.63x = 539,670.87 × 119,916.88 - Step 4: Simplify right side
359,785.63x = 64,715,646,957.29 - Step 5: Solve for x
x = 64,715,646,957.29/359,785.63 - Step 6: Final answer
x = 179,872.80
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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.