Finding the Fourth Proportional to 319,770.23, 441,271.34 and 176,527.19
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Solution
The fourth proportional to 319,770.23, 441,271.34 and 176,527.19 is: 243,601.14
Step by Step Solution
- Step 1: Write the proportion equation
319,770.23 : 441,271.34 = 176,527.19 : x - Step 2: Convert to fraction form
319,770.23/441,271.34 = 176,527.19/x - Step 3: Cross multiply
319,770.23x = 441,271.34 × 176,527.19 - Step 4: Simplify right side
319,770.23x = 77,896,391,222.23 - Step 5: Solve for x
x = 77,896,391,222.23/319,770.23 - Step 6: Final answer
x = 243,601.14
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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.