Finding the Fourth Proportional to 893,361.01, 1,232,913.77 and 491,036.53
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Solution
The fourth proportional to 893,361.01, 1,232,913.77 and 491,036.53 is: 677,671.95
Step by Step Solution
- Step 1: Write the proportion equation
893,361.01 : 1,232,913.77 = 491,036.53 : x - Step 2: Convert to fraction form
893,361.01/1,232,913.77 = 491,036.53/x - Step 3: Cross multiply
893,361.01x = 1,232,913.77 × 491,036.53 - Step 4: Simplify right side
893,361.01x = 605,405,699,410.02 - Step 5: Solve for x
x = 605,405,699,410.02/893,361.01 - Step 6: Final answer
x = 677,671.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.