Finding the Fourth Proportional to 359,438.09, 539,064.87 and 106,658.82
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Solution
The fourth proportional to 359,438.09, 539,064.87 and 106,658.82 is: 159,960.85
Step by Step Solution
- Step 1: Write the proportion equation
359,438.09 : 539,064.87 = 106,658.82 : x - Step 2: Convert to fraction form
359,438.09/539,064.87 = 106,658.82/x - Step 3: Cross multiply
359,438.09x = 539,064.87 × 106,658.82 - Step 4: Simplify right side
359,438.09x = 57,496,022,937.65 - Step 5: Solve for x
x = 57,496,022,937.65/359,438.09 - Step 6: Final answer
x = 159,960.85
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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.