Finding the Fourth Proportional to 725,088.65, 1,000,891.79 and 622,702.97
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Solution
The fourth proportional to 725,088.65, 1,000,891.79 and 622,702.97 is: 859,561.50
Step by Step Solution
- Step 1: Write the proportion equation
725,088.65 : 1,000,891.79 = 622,702.97 : x - Step 2: Convert to fraction form
725,088.65/1,000,891.79 = 622,702.97/x - Step 3: Cross multiply
725,088.65x = 1,000,891.79 × 622,702.97 - Step 4: Simplify right side
725,088.65x = 623,258,286,833.92 - Step 5: Solve for x
x = 623,258,286,833.92/725,088.65 - Step 6: Final answer
x = 859,561.50
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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.