Finding the Fourth Proportional to 729,916.56, 1,094,932.35 and 256,708.08
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Solution
The fourth proportional to 729,916.56, 1,094,932.35 and 256,708.08 is: 385,082.35
Step by Step Solution
- Step 1: Write the proportion equation
729,916.56 : 1,094,932.35 = 256,708.08 : x - Step 2: Convert to fraction form
729,916.56/1,094,932.35 = 256,708.08/x - Step 3: Cross multiply
729,916.56x = 1,094,932.35 × 256,708.08 - Step 4: Simplify right side
729,916.56x = 281,077,981,298.39 - Step 5: Solve for x
x = 281,077,981,298.39/729,916.56 - Step 6: Final answer
x = 385,082.35
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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.