Finding the Fourth Proportional to 318,234.96, 439,175.52 and 175,006.08
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Solution
The fourth proportional to 318,234.96, 439,175.52 and 175,006.08 is: 241,514.59
Step by Step Solution
- Step 1: Write the proportion equation
318,234.96 : 439,175.52 = 175,006.08 : x - Step 2: Convert to fraction form
318,234.96/439,175.52 = 175,006.08/x - Step 3: Cross multiply
318,234.96x = 439,175.52 × 175,006.08 - Step 4: Simplify right side
318,234.96x = 76,858,386,187.16 - Step 5: Solve for x
x = 76,858,386,187.16/318,234.96 - Step 6: Final answer
x = 241,514.59
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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.