Finding the Fourth Proportional to 418,252.98, 627,378.21 and 118,733.82
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Solution
The fourth proportional to 418,252.98, 627,378.21 and 118,733.82 is: 178,100.37
Step by Step Solution
- Step 1: Write the proportion equation
418,252.98 : 627,378.21 = 118,733.82 : x - Step 2: Convert to fraction form
418,252.98/627,378.21 = 118,733.82/x - Step 3: Cross multiply
418,252.98x = 627,378.21 × 118,733.82 - Step 4: Simplify right side
418,252.98x = 74,491,011,458.06 - Step 5: Solve for x
x = 74,491,011,458.06/418,252.98 - Step 6: Final answer
x = 178,100.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.