Finding the Fourth Proportional to 988,609.82, 1,482,914.84 and 357,376.02
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Solution
The fourth proportional to 988,609.82, 1,482,914.84 and 357,376.02 is: 536,064.07
Step by Step Solution
- Step 1: Write the proportion equation
988,609.82 : 1,482,914.84 = 357,376.02 : x - Step 2: Convert to fraction form
988,609.82/1,482,914.84 = 357,376.02/x - Step 3: Cross multiply
988,609.82x = 1,482,914.84 × 357,376.02 - Step 4: Simplify right side
988,609.82x = 529,958,203,518.14 - Step 5: Solve for x
x = 529,958,203,518.14/988,609.82 - Step 6: Final answer
x = 536,064.07
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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.