Finding the Fourth Proportional to 397,598.96, 596,515.99 and 229,240.06
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Solution
The fourth proportional to 397,598.96, 596,515.99 and 229,240.06 is: 343,927.86
Step by Step Solution
- Step 1: Write the proportion equation
397,598.96 : 596,515.99 = 229,240.06 : x - Step 2: Convert to fraction form
397,598.96/596,515.99 = 229,240.06/x - Step 3: Cross multiply
397,598.96x = 596,515.99 × 229,240.06 - Step 4: Simplify right side
397,598.96x = 136,745,361,338.56 - Step 5: Solve for x
x = 136,745,361,338.56/397,598.96 - Step 6: Final answer
x = 343,927.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.