Finding the Fourth Proportional to 879,126.35, 1,318,716.41 and 302,743.44
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Solution
The fourth proportional to 879,126.35, 1,318,716.41 and 302,743.44 is: 454,124.42
Step by Step Solution
- Step 1: Write the proportion equation
879,126.35 : 1,318,716.41 = 302,743.44 : x - Step 2: Convert to fraction form
879,126.35/1,318,716.41 = 302,743.44/x - Step 3: Cross multiply
879,126.35x = 1,318,716.41 × 302,743.44 - Step 4: Simplify right side
879,126.35x = 399,232,740,834.13 - Step 5: Solve for x
x = 399,232,740,834.13/879,126.35 - Step 6: Final answer
x = 454,124.42
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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.