Finding the Fourth Proportional to 375,905.67, 518,747.55 and 203,821.88
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Solution
The fourth proportional to 375,905.67, 518,747.55 and 203,821.88 is: 281,272.95
Step by Step Solution
- Step 1: Write the proportion equation
375,905.67 : 518,747.55 = 203,821.88 : x - Step 2: Convert to fraction form
375,905.67/518,747.55 = 203,821.88/x - Step 3: Cross multiply
375,905.67x = 518,747.55 × 203,821.88 - Step 4: Simplify right side
375,905.67x = 105,732,098,292.66 - Step 5: Solve for x
x = 105,732,098,292.66/375,905.67 - Step 6: Final answer
x = 281,272.95
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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.