Finding the Fourth Proportional to 873,714.62, 1,310,647.69 and 266,639.63
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Solution
The fourth proportional to 873,714.62, 1,310,647.69 and 266,639.63 is: 399,982.56
Step by Step Solution
- Step 1: Write the proportion equation
873,714.62 : 1,310,647.69 = 266,639.63 : x - Step 2: Convert to fraction form
873,714.62/1,310,647.69 = 266,639.63/x - Step 3: Cross multiply
873,714.62x = 1,310,647.69 × 266,639.63 - Step 4: Simplify right side
873,714.62x = 349,470,607,902.12 - Step 5: Solve for x
x = 349,470,607,902.12/873,714.62 - Step 6: Final answer
x = 399,982.56
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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.