Finding the Fourth Proportional to 756,615.74, 1,134,640.66 and 251,082.48
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Solution
The fourth proportional to 756,615.74, 1,134,640.66 and 251,082.48 is: 376,529.82
Step by Step Solution
- Step 1: Write the proportion equation
756,615.74 : 1,134,640.66 = 251,082.48 : x - Step 2: Convert to fraction form
756,615.74/1,134,640.66 = 251,082.48/x - Step 3: Cross multiply
756,615.74x = 1,134,640.66 × 251,082.48 - Step 4: Simplify right side
756,615.74x = 284,888,390,193.93 - Step 5: Solve for x
x = 284,888,390,193.93/756,615.74 - Step 6: Final answer
x = 376,529.82
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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.