Finding the Fourth Proportional to 852,746.08, 1,278,896.40 and 253,545.92
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Solution
The fourth proportional to 852,746.08, 1,278,896.40 and 253,545.92 is: 380,252.66
Step by Step Solution
- Step 1: Write the proportion equation
852,746.08 : 1,278,896.40 = 253,545.92 : x - Step 2: Convert to fraction form
852,746.08/1,278,896.40 = 253,545.92/x - Step 3: Cross multiply
852,746.08x = 1,278,896.40 × 253,545.92 - Step 4: Simplify right side
852,746.08x = 324,258,964,322.69 - Step 5: Solve for x
x = 324,258,964,322.69/852,746.08 - Step 6: Final answer
x = 380,252.66
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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.