Finding the Fourth Proportional to 745,375.19, 1,116,652.16 and 440,857.31
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Solution
The fourth proportional to 745,375.19, 1,116,652.16 and 440,857.31 is: 660,451.64
Step by Step Solution
- Step 1: Write the proportion equation
745,375.19 : 1,116,652.16 = 440,857.31 : x - Step 2: Convert to fraction form
745,375.19/1,116,652.16 = 440,857.31/x - Step 3: Cross multiply
745,375.19x = 1,116,652.16 × 440,857.31 - Step 4: Simplify right side
745,375.19x = 492,284,259,675.74 - Step 5: Solve for x
x = 492,284,259,675.74/745,375.19 - Step 6: Final answer
x = 660,451.64
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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.