Finding the Fourth Proportional to 509,115.97, 702,527.34 and 294,325.03
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Solution
The fourth proportional to 509,115.97, 702,527.34 and 294,325.03 is: 406,138.08
Step by Step Solution
- Step 1: Write the proportion equation
509,115.97 : 702,527.34 = 294,325.03 : x - Step 2: Convert to fraction form
509,115.97/702,527.34 = 294,325.03/x - Step 3: Cross multiply
509,115.97x = 702,527.34 × 294,325.03 - Step 4: Simplify right side
509,115.97x = 206,771,380,421.32 - Step 5: Solve for x
x = 206,771,380,421.32/509,115.97 - Step 6: Final answer
x = 406,138.08
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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.