Finding the Fourth Proportional to 240,188.56, 358,523.99 and 211,814.08
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Solution
The fourth proportional to 240,188.56, 358,523.99 and 211,814.08 is: 316,170.05
Step by Step Solution
- Step 1: Write the proportion equation
240,188.56 : 358,523.99 = 211,814.08 : x - Step 2: Convert to fraction form
240,188.56/358,523.99 = 211,814.08/x - Step 3: Cross multiply
240,188.56x = 358,523.99 × 211,814.08 - Step 4: Simplify right side
240,188.56x = 75,940,429,099.78 - Step 5: Solve for x
x = 75,940,429,099.78/240,188.56 - Step 6: Final answer
x = 316,170.05
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.