Finding the Fourth Proportional to 317,379.62, 437,585.36 and 232,349.06
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Solution
The fourth proportional to 317,379.62, 437,585.36 and 232,349.06 is: 320,349.96
Step by Step Solution
- Step 1: Write the proportion equation
317,379.62 : 437,585.36 = 232,349.06 : x - Step 2: Convert to fraction form
317,379.62/437,585.36 = 232,349.06/x - Step 3: Cross multiply
317,379.62x = 437,585.36 × 232,349.06 - Step 4: Simplify right side
317,379.62x = 101,672,547,065.76 - Step 5: Solve for x
x = 101,672,547,065.76/317,379.62 - Step 6: Final answer
x = 320,349.96
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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.