Finding the Fourth Proportional to 552,915.44, 762,325.80 and 361,625.84
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Solution
The fourth proportional to 552,915.44, 762,325.80 and 361,625.84 is: 498,587.47
Step by Step Solution
- Step 1: Write the proportion equation
552,915.44 : 762,325.80 = 361,625.84 : x - Step 2: Convert to fraction form
552,915.44/762,325.80 = 361,625.84/x - Step 3: Cross multiply
552,915.44x = 762,325.80 × 361,625.84 - Step 4: Simplify right side
552,915.44x = 275,676,707,778.67 - Step 5: Solve for x
x = 275,676,707,778.67/552,915.44 - Step 6: Final answer
x = 498,587.47
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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.