Finding the Fourth Proportional to 471,144.19, 650,176.05 and 256,285.09
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Solution
The fourth proportional to 471,144.19, 650,176.05 and 256,285.09 is: 353,671.83
Step by Step Solution
- Step 1: Write the proportion equation
471,144.19 : 650,176.05 = 256,285.09 : x - Step 2: Convert to fraction form
471,144.19/650,176.05 = 256,285.09/x - Step 3: Cross multiply
471,144.19x = 650,176.05 × 256,285.09 - Step 4: Simplify right side
471,144.19x = 166,630,427,490.10 - Step 5: Solve for x
x = 166,630,427,490.10/471,144.19 - Step 6: Final answer
x = 353,671.83
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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.