Finding the Fourth Proportional to 304,770.07, 420,564.21 and 168,795.88
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Solution
The fourth proportional to 304,770.07, 420,564.21 and 168,795.88 is: 232,928.07
Step by Step Solution
- Step 1: Write the proportion equation
304,770.07 : 420,564.21 = 168,795.88 : x - Step 2: Convert to fraction form
304,770.07/420,564.21 = 168,795.88/x - Step 3: Cross multiply
304,770.07x = 420,564.21 × 168,795.88 - Step 4: Simplify right side
304,770.07x = 70,989,502,976.65 - Step 5: Solve for x
x = 70,989,502,976.65/304,770.07 - Step 6: Final answer
x = 232,928.07
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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.