Finding the Fourth Proportional to 781,333.08, 1,177,855.89 and 729,252.93
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Solution
The fourth proportional to 781,333.08, 1,177,855.89 and 729,252.93 is: 1,099,345.31
Step by Step Solution
- Step 1: Write the proportion equation
781,333.08 : 1,177,855.89 = 729,252.93 : x - Step 2: Convert to fraction form
781,333.08/1,177,855.89 = 729,252.93/x - Step 3: Cross multiply
781,333.08x = 1,177,855.89 × 729,252.93 - Step 4: Simplify right side
781,333.08x = 858,954,858,900.26 - Step 5: Solve for x
x = 858,954,858,900.26/781,333.08 - Step 6: Final answer
x = 1,099,345.31
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.