Finding the Fourth Proportional to 965,973.24, 1,449,174.72 and 317,578.68
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Solution
The fourth proportional to 965,973.24, 1,449,174.72 and 317,578.68 is: 476,438.66
Step by Step Solution
- Step 1: Write the proportion equation
965,973.24 : 1,449,174.72 = 317,578.68 : x - Step 2: Convert to fraction form
965,973.24/1,449,174.72 = 317,578.68/x - Step 3: Cross multiply
965,973.24x = 1,449,174.72 × 317,578.68 - Step 4: Simplify right side
965,973.24x = 460,226,994,666.97 - Step 5: Solve for x
x = 460,226,994,666.97/965,973.24 - Step 6: Final answer
x = 476,438.66
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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.