Finding the Fourth Proportional to 242,584.30, 363,925.05 and 203,412.70
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Solution
The fourth proportional to 242,584.30, 363,925.05 and 203,412.70 is: 305,159.80
Step by Step Solution
- Step 1: Write the proportion equation
242,584.30 : 363,925.05 = 203,412.70 : x - Step 2: Convert to fraction form
242,584.30/363,925.05 = 203,412.70/x - Step 3: Cross multiply
242,584.30x = 363,925.05 × 203,412.70 - Step 4: Simplify right side
242,584.30x = 74,026,977,018.14 - Step 5: Solve for x
x = 74,026,977,018.14/242,584.30 - Step 6: Final answer
x = 305,159.80
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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.