Finding the Fourth Proportional to 730,791.02, 1,007,991.21 and 476,486.66
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Solution
The fourth proportional to 730,791.02, 1,007,991.21 and 476,486.66 is: 657,225.32
Step by Step Solution
- Step 1: Write the proportion equation
730,791.02 : 1,007,991.21 = 476,486.66 : x - Step 2: Convert to fraction form
730,791.02/1,007,991.21 = 476,486.66/x - Step 3: Cross multiply
730,791.02x = 1,007,991.21 × 476,486.66 - Step 4: Simplify right side
730,791.02x = 480,294,364,962.26 - Step 5: Solve for x
x = 480,294,364,962.26/730,791.02 - Step 6: Final answer
x = 657,225.32
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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.