Finding the Fourth Proportional to 916,625.94, 1,375,018.92 and 376,915.08
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Solution
The fourth proportional to 916,625.94, 1,375,018.92 and 376,915.08 is: 565,405.52
Step by Step Solution
- Step 1: Write the proportion equation
916,625.94 : 1,375,018.92 = 376,915.08 : x - Step 2: Convert to fraction form
916,625.94/1,375,018.92 = 376,915.08/x - Step 3: Cross multiply
916,625.94x = 1,375,018.92 × 376,915.08 - Step 4: Simplify right side
916,625.94x = 518,265,366,233.31 - Step 5: Solve for x
x = 518,265,366,233.31/916,625.94 - Step 6: Final answer
x = 565,405.52
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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.