Finding the Fourth Proportional to 893,697.24, 1,339,790.67 and 387,875.73
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Solution
The fourth proportional to 893,697.24, 1,339,790.67 and 387,875.73 is: 581,485.83
Step by Step Solution
- Step 1: Write the proportion equation
893,697.24 : 1,339,790.67 = 387,875.73 : x - Step 2: Convert to fraction form
893,697.24/1,339,790.67 = 387,875.73/x - Step 3: Cross multiply
893,697.24x = 1,339,790.67 × 387,875.73 - Step 4: Simplify right side
893,697.24x = 519,672,284,173.44 - Step 5: Solve for x
x = 519,672,284,173.44/893,697.24 - Step 6: Final answer
x = 581,485.83
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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.