Finding the Fourth Proportional to 893,289.15, 1,339,645.77 and 294,107.65
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Solution
The fourth proportional to 893,289.15, 1,339,645.77 and 294,107.65 is: 441,066.66
Step by Step Solution
- Step 1: Write the proportion equation
893,289.15 : 1,339,645.77 = 294,107.65 : x - Step 2: Convert to fraction form
893,289.15/1,339,645.77 = 294,107.65/x - Step 3: Cross multiply
893,289.15x = 1,339,645.77 × 294,107.65 - Step 4: Simplify right side
893,289.15x = 394,000,065,898.03 - Step 5: Solve for x
x = 394,000,065,898.03/893,289.15 - Step 6: Final answer
x = 441,066.66
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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.