Finding the Fourth Proportional to 917,837.44, 1,376,548.26 and 349,015.75
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Solution
The fourth proportional to 917,837.44, 1,376,548.26 and 349,015.75 is: 523,444.57
Step by Step Solution
- Step 1: Write the proportion equation
917,837.44 : 1,376,548.26 = 349,015.75 : x - Step 2: Convert to fraction form
917,837.44/1,376,548.26 = 349,015.75/x - Step 3: Cross multiply
917,837.44x = 1,376,548.26 × 349,015.75 - Step 4: Simplify right side
917,837.44x = 480,437,023,375.10 - Step 5: Solve for x
x = 480,437,023,375.10/917,837.44 - Step 6: Final answer
x = 523,444.57
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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.