Finding the Fourth Proportional to 316,738.82, 437,106.61 and 180,770.06
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Solution
The fourth proportional to 316,738.82, 437,106.61 and 180,770.06 is: 249,466.70
Step by Step Solution
- Step 1: Write the proportion equation
316,738.82 : 437,106.61 = 180,770.06 : x - Step 2: Convert to fraction form
316,738.82/437,106.61 = 180,770.06/x - Step 3: Cross multiply
316,738.82x = 437,106.61 × 180,770.06 - Step 4: Simplify right side
316,738.82x = 79,015,788,116.10 - Step 5: Solve for x
x = 79,015,788,116.10/316,738.82 - Step 6: Final answer
x = 249,466.70
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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.