Finding the Fourth Proportional to 482,151.36, 722,962.08 and 382,946.88
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Solution
The fourth proportional to 482,151.36, 722,962.08 and 382,946.88 is: 574,209.88
Step by Step Solution
- Step 1: Write the proportion equation
482,151.36 : 722,962.08 = 382,946.88 : x - Step 2: Convert to fraction form
482,151.36/722,962.08 = 382,946.88/x - Step 3: Cross multiply
482,151.36x = 722,962.08 × 382,946.88 - Step 4: Simplify right side
482,151.36x = 276,856,072,894.31 - Step 5: Solve for x
x = 276,856,072,894.31/482,151.36 - Step 6: Final answer
x = 574,209.88
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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.