Finding the Fourth Proportional to 509,147.15, 702,545.00 and 294,245.73
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Solution
The fourth proportional to 509,147.15, 702,545.00 and 294,245.73 is: 406,013.99
Step by Step Solution
- Step 1: Write the proportion equation
509,147.15 : 702,545.00 = 294,245.73 : x - Step 2: Convert to fraction form
509,147.15/702,545.00 = 294,245.73/x - Step 3: Cross multiply
509,147.15x = 702,545.00 × 294,245.73 - Step 4: Simplify right side
509,147.15x = 206,720,864,911.62 - Step 5: Solve for x
x = 206,720,864,911.62/509,147.15 - Step 6: Final answer
x = 406,013.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.