Finding the Fourth Proportional to 803,660.73, 1,205,537.26 and 291,437.38
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Solution
The fourth proportional to 803,660.73, 1,205,537.26 and 291,437.38 is: 437,172.81
Step by Step Solution
- Step 1: Write the proportion equation
803,660.73 : 1,205,537.26 = 291,437.38 : x - Step 2: Convert to fraction form
803,660.73/1,205,537.26 = 291,437.38/x - Step 3: Cross multiply
803,660.73x = 1,205,537.26 × 291,437.38 - Step 4: Simplify right side
803,660.73x = 351,338,620,546.78 - Step 5: Solve for x
x = 351,338,620,546.78/803,660.73 - Step 6: Final answer
x = 437,172.81
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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.