Finding the Fourth Proportional to 375,972.54, 518,842.26 and 203,890.44
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Solution
The fourth proportional to 375,972.54, 518,842.26 and 203,890.44 is: 281,368.89
Step by Step Solution
- Step 1: Write the proportion equation
375,972.54 : 518,842.26 = 203,890.44 : x - Step 2: Convert to fraction form
375,972.54/518,842.26 = 203,890.44/x - Step 3: Cross multiply
375,972.54x = 518,842.26 × 203,890.44 - Step 4: Simplify right side
375,972.54x = 105,786,976,681.99 - Step 5: Solve for x
x = 105,786,976,681.99/375,972.54 - Step 6: Final answer
x = 281,368.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.