Finding the Fourth Proportional to 344,375.84, 515,052.92 and 306,690.84
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Solution
The fourth proportional to 344,375.84, 515,052.92 and 306,690.84 is: 458,690.75
Step by Step Solution
- Step 1: Write the proportion equation
344,375.84 : 515,052.92 = 306,690.84 : x - Step 2: Convert to fraction form
344,375.84/515,052.92 = 306,690.84/x - Step 3: Cross multiply
344,375.84x = 515,052.92 × 306,690.84 - Step 4: Simplify right side
344,375.84x = 157,962,012,679.25 - Step 5: Solve for x
x = 157,962,012,679.25/344,375.84 - Step 6: Final answer
x = 458,690.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.