Finding the Fourth Proportional to 869,719.14, 1,304,701.74 and 270,740.82
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Solution
The fourth proportional to 869,719.14, 1,304,701.74 and 270,740.82 is: 406,149.53
Step by Step Solution
- Step 1: Write the proportion equation
869,719.14 : 1,304,701.74 = 270,740.82 : x - Step 2: Convert to fraction form
869,719.14/1,304,701.74 = 270,740.82/x - Step 3: Cross multiply
869,719.14x = 1,304,701.74 × 270,740.82 - Step 4: Simplify right side
869,719.14x = 353,236,018,943.03 - Step 5: Solve for x
x = 353,236,018,943.03/869,719.14 - Step 6: Final answer
x = 406,149.53
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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.