Finding the Fourth Proportional to 878,006.94, 1,317,135.94 and 270,846.54
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Solution
The fourth proportional to 878,006.94, 1,317,135.94 and 270,846.54 is: 406,308.53
Step by Step Solution
- Step 1: Write the proportion equation
878,006.94 : 1,317,135.94 = 270,846.54 : x - Step 2: Convert to fraction form
878,006.94/1,317,135.94 = 270,846.54/x - Step 3: Cross multiply
878,006.94x = 1,317,135.94 × 270,846.54 - Step 4: Simplify right side
878,006.94x = 356,741,712,058.65 - Step 5: Solve for x
x = 356,741,712,058.65/878,006.94 - Step 6: Final answer
x = 406,308.53
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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.