Finding the Fourth Proportional to 559,353.73, 771,913.23 and 338,596.09
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Solution
The fourth proportional to 559,353.73, 771,913.23 and 338,596.09 is: 467,265.68
Step by Step Solution
- Step 1: Write the proportion equation
559,353.73 : 771,913.23 = 338,596.09 : x - Step 2: Convert to fraction form
559,353.73/771,913.23 = 338,596.09/x - Step 3: Cross multiply
559,353.73x = 771,913.23 × 338,596.09 - Step 4: Simplify right side
559,353.73x = 261,366,799,567.49 - Step 5: Solve for x
x = 261,366,799,567.49/559,353.73 - Step 6: Final answer
x = 467,265.68
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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.