Finding the Fourth Proportional to 722,845.08, 1,084,404.42 and 290,595.96
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Solution
The fourth proportional to 722,845.08, 1,084,404.42 and 290,595.96 is: 435,948.94
Step by Step Solution
- Step 1: Write the proportion equation
722,845.08 : 1,084,404.42 = 290,595.96 : x - Step 2: Convert to fraction form
722,845.08/1,084,404.42 = 290,595.96/x - Step 3: Cross multiply
722,845.08x = 1,084,404.42 × 290,595.96 - Step 4: Simplify right side
722,845.08x = 315,123,543,458.14 - Step 5: Solve for x
x = 315,123,543,458.14/722,845.08 - Step 6: Final answer
x = 435,948.94
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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.