Finding the Fourth Proportional to 591,610.44, 816,487.28 and 343,307.09
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Solution
The fourth proportional to 591,610.44, 816,487.28 and 343,307.09 is: 473,801.43
Step by Step Solution
- Step 1: Write the proportion equation
591,610.44 : 816,487.28 = 343,307.09 : x - Step 2: Convert to fraction form
591,610.44/816,487.28 = 343,307.09/x - Step 3: Cross multiply
591,610.44x = 816,487.28 × 343,307.09 - Step 4: Simplify right side
591,610.44x = 280,305,873,730.90 - Step 5: Solve for x
x = 280,305,873,730.90/591,610.44 - Step 6: Final answer
x = 473,801.43
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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.