Finding the Fourth Proportional to 546,780.52, 754,554.78 and 305,063.26
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Solution
The fourth proportional to 546,780.52, 754,554.78 and 305,063.26 is: 420,985.99
Step by Step Solution
- Step 1: Write the proportion equation
546,780.52 : 754,554.78 = 305,063.26 : x - Step 2: Convert to fraction form
546,780.52/754,554.78 = 305,063.26/x - Step 3: Cross multiply
546,780.52x = 754,554.78 × 305,063.26 - Step 4: Simplify right side
546,780.52x = 230,186,941,035.38 - Step 5: Solve for x
x = 230,186,941,035.38/546,780.52 - Step 6: Final answer
x = 420,985.99
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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.