Finding the Fourth Proportional to 439,077.55, 658,660.14 and 119,234.62
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Solution
The fourth proportional to 439,077.55, 658,660.14 and 119,234.62 is: 178,863.83
Step by Step Solution
- Step 1: Write the proportion equation
439,077.55 : 658,660.14 = 119,234.62 : x - Step 2: Convert to fraction form
439,077.55/658,660.14 = 119,234.62/x - Step 3: Cross multiply
439,077.55x = 658,660.14 × 119,234.62 - Step 4: Simplify right side
439,077.55x = 78,535,091,502.05 - Step 5: Solve for x
x = 78,535,091,502.05/439,077.55 - Step 6: Final answer
x = 178,863.83
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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.