Finding the Fourth Proportional to 667,912.08, 921,857.96 and 614,112.08
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Solution
The fourth proportional to 667,912.08, 921,857.96 and 614,112.08 is: 847,602.74
Step by Step Solution
- Step 1: Write the proportion equation
667,912.08 : 921,857.96 = 614,112.08 : x - Step 2: Convert to fraction form
667,912.08/921,857.96 = 614,112.08/x - Step 3: Cross multiply
667,912.08x = 921,857.96 × 614,112.08 - Step 4: Simplify right side
667,912.08x = 566,124,109,280.16 - Step 5: Solve for x
x = 566,124,109,280.16/667,912.08 - Step 6: Final answer
x = 847,602.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.