Finding the Fourth Proportional to 292,956.40, 438,717.99 and 264,557.53
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Solution
The fourth proportional to 292,956.40, 438,717.99 and 264,557.53 is: 396,189.15
Step by Step Solution
- Step 1: Write the proportion equation
292,956.40 : 438,717.99 = 264,557.53 : x - Step 2: Convert to fraction form
292,956.40/438,717.99 = 264,557.53/x - Step 3: Cross multiply
292,956.40x = 438,717.99 × 264,557.53 - Step 4: Simplify right side
292,956.40x = 116,066,145,607.38 - Step 5: Solve for x
x = 116,066,145,607.38/292,956.40 - Step 6: Final answer
x = 396,189.15
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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.