Finding the Fourth Proportional to 509,153.06, 702,553.11 and 294,251.62
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Solution
The fourth proportional to 509,153.06, 702,553.11 and 294,251.62 is: 406,022.09
Step by Step Solution
- Step 1: Write the proportion equation
509,153.06 : 702,553.11 = 294,251.62 : x - Step 2: Convert to fraction form
509,153.06/702,553.11 = 294,251.62/x - Step 3: Cross multiply
509,153.06x = 702,553.11 × 294,251.62 - Step 4: Simplify right side
509,153.06x = 206,727,390,753.54 - Step 5: Solve for x
x = 206,727,390,753.54/509,153.06 - Step 6: Final answer
x = 406,022.09
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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.