Finding the Fourth Proportional to 976,539.02, 1,464,797.60 and 345,305.21
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Solution
The fourth proportional to 976,539.02, 1,464,797.60 and 345,305.21 is: 517,953.95
Step by Step Solution
- Step 1: Write the proportion equation
976,539.02 : 1,464,797.60 = 345,305.21 : x - Step 2: Convert to fraction form
976,539.02/1,464,797.60 = 345,305.21/x - Step 3: Cross multiply
976,539.02x = 1,464,797.60 × 345,305.21 - Step 4: Simplify right side
976,539.02x = 505,802,242,388.19 - Step 5: Solve for x
x = 505,802,242,388.19/976,539.02 - Step 6: Final answer
x = 517,953.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.