Finding the Fourth Proportional to 502,408.58, 752,735.33 and 418,706.62
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Solution
The fourth proportional to 502,408.58, 752,735.33 and 418,706.62 is: 627,328.60
Step by Step Solution
- Step 1: Write the proportion equation
502,408.58 : 752,735.33 = 418,706.62 : x - Step 2: Convert to fraction form
502,408.58/752,735.33 = 418,706.62/x - Step 3: Cross multiply
502,408.58x = 752,735.33 × 418,706.62 - Step 4: Simplify right side
502,408.58x = 315,175,269,963.02 - Step 5: Solve for x
x = 315,175,269,963.02/502,408.58 - Step 6: Final answer
x = 627,328.60
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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.