Finding the Fourth Proportional to 319,537.94, 478,850.18 and 234,631.92
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Solution
The fourth proportional to 319,537.94, 478,850.18 and 234,631.92 is: 351,612.51
Step by Step Solution
- Step 1: Write the proportion equation
319,537.94 : 478,850.18 = 234,631.92 : x - Step 2: Convert to fraction form
319,537.94/478,850.18 = 234,631.92/x - Step 3: Cross multiply
319,537.94x = 478,850.18 × 234,631.92 - Step 4: Simplify right side
319,537.94x = 112,353,535,027.78 - Step 5: Solve for x
x = 112,353,535,027.78/319,537.94 - Step 6: Final answer
x = 351,612.51
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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.