Finding the Fourth Proportional to 359,314.82, 538,972.45 and 201,653.99
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Solution
The fourth proportional to 359,314.82, 538,972.45 and 201,653.99 is: 302,481.11
Step by Step Solution
- Step 1: Write the proportion equation
359,314.82 : 538,972.45 = 201,653.99 : x - Step 2: Convert to fraction form
359,314.82/538,972.45 = 201,653.99/x - Step 3: Cross multiply
359,314.82x = 538,972.45 × 201,653.99 - Step 4: Simplify right side
359,314.82x = 108,685,944,999.03 - Step 5: Solve for x
x = 108,685,944,999.03/359,314.82 - Step 6: Final answer
x = 302,481.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.