Finding the Fourth Proportional to 242,592.30, 363,937.05 and 203,420.70
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Solution
The fourth proportional to 242,592.30, 363,937.05 and 203,420.70 is: 305,171.80
Step by Step Solution
- Step 1: Write the proportion equation
242,592.30 : 363,937.05 = 203,420.70 : x - Step 2: Convert to fraction form
242,592.30/363,937.05 = 203,420.70/x - Step 3: Cross multiply
242,592.30x = 363,937.05 × 203,420.70 - Step 4: Simplify right side
242,592.30x = 74,032,329,466.94 - Step 5: Solve for x
x = 74,032,329,466.94/242,592.30 - Step 6: Final answer
x = 305,171.80
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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.