Finding the Fourth Proportional to 546,996.82, 754,853.97 and 305,276.74
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Solution
The fourth proportional to 546,996.82, 754,853.97 and 305,276.74 is: 421,280.99
Step by Step Solution
- Step 1: Write the proportion equation
546,996.82 : 754,853.97 = 305,276.74 : x - Step 2: Convert to fraction form
546,996.82/754,853.97 = 305,276.74/x - Step 3: Cross multiply
546,996.82x = 754,853.97 × 305,276.74 - Step 4: Simplify right side
546,996.82x = 230,439,359,137.66 - Step 5: Solve for x
x = 230,439,359,137.66/546,996.82 - Step 6: Final answer
x = 421,280.99
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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.