Finding the Fourth Proportional to 561,860.96, 775,578.97 and 368,281.14
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Solution
The fourth proportional to 561,860.96, 775,578.97 and 368,281.14 is: 508,366.18
Step by Step Solution
- Step 1: Write the proportion equation
561,860.96 : 775,578.97 = 368,281.14 : x - Step 2: Convert to fraction form
561,860.96/775,578.97 = 368,281.14/x - Step 3: Cross multiply
561,860.96x = 775,578.97 × 368,281.14 - Step 4: Simplify right side
561,860.96x = 285,631,107,231.63 - Step 5: Solve for x
x = 285,631,107,231.63/561,860.96 - Step 6: Final answer
x = 508,366.18
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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.