Finding the Fourth Proportional to 298,586.24, 446,769.36 and 178,703.08
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Solution
The fourth proportional to 298,586.24, 446,769.36 and 178,703.08 is: 267,390.29
Step by Step Solution
- Step 1: Write the proportion equation
298,586.24 : 446,769.36 = 178,703.08 : x - Step 2: Convert to fraction form
298,586.24/446,769.36 = 178,703.08/x - Step 3: Cross multiply
298,586.24x = 446,769.36 × 178,703.08 - Step 4: Simplify right side
298,586.24x = 79,839,060,681.63 - Step 5: Solve for x
x = 79,839,060,681.63/298,586.24 - Step 6: Final answer
x = 267,390.29
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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.