Finding the Fourth Proportional to 316,674.66, 436,902.62 and 180,610.82
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Solution
The fourth proportional to 316,674.66, 436,902.62 and 180,610.82 is: 249,181.09
Step by Step Solution
- Step 1: Write the proportion equation
316,674.66 : 436,902.62 = 180,610.82 : x - Step 2: Convert to fraction form
316,674.66/436,902.62 = 180,610.82/x - Step 3: Cross multiply
316,674.66x = 436,902.62 × 180,610.82 - Step 4: Simplify right side
316,674.66x = 78,909,337,370.78 - Step 5: Solve for x
x = 78,909,337,370.78/316,674.66 - Step 6: Final answer
x = 249,181.09
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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.