Finding the Fourth Proportional to 592,974.48, 818,289.63 and 331,331.88
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Solution
The fourth proportional to 592,974.48, 818,289.63 and 331,331.88 is: 457,229.53
Step by Step Solution
- Step 1: Write the proportion equation
592,974.48 : 818,289.63 = 331,331.88 : x - Step 2: Convert to fraction form
592,974.48/818,289.63 = 331,331.88/x - Step 3: Cross multiply
592,974.48x = 818,289.63 × 331,331.88 - Step 4: Simplify right side
592,974.48x = 271,125,441,492.40 - Step 5: Solve for x
x = 271,125,441,492.40/592,974.48 - Step 6: Final answer
x = 457,229.53
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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.