Finding the Fourth Proportional to 546,836.49, 754,702.56 and 317,344.50
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Solution
The fourth proportional to 546,836.49, 754,702.56 and 317,344.50 is: 437,974.99
Step by Step Solution
- Step 1: Write the proportion equation
546,836.49 : 754,702.56 = 317,344.50 : x - Step 2: Convert to fraction form
546,836.49/754,702.56 = 317,344.50/x - Step 3: Cross multiply
546,836.49x = 754,702.56 × 317,344.50 - Step 4: Simplify right side
546,836.49x = 239,500,706,551.92 - Step 5: Solve for x
x = 239,500,706,551.92/546,836.49 - Step 6: Final answer
x = 437,974.99
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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.