Finding the Fourth Proportional to 298,165.48, 411,475.88 and 162,207.08
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Solution
The fourth proportional to 298,165.48, 411,475.88 and 162,207.08 is: 223,849.86
Step by Step Solution
- Step 1: Write the proportion equation
298,165.48 : 411,475.88 = 162,207.08 : x - Step 2: Convert to fraction form
298,165.48/411,475.88 = 162,207.08/x - Step 3: Cross multiply
298,165.48x = 411,475.88 × 162,207.08 - Step 4: Simplify right side
298,165.48x = 66,744,300,985.23 - Step 5: Solve for x
x = 66,744,300,985.23/298,165.48 - Step 6: Final answer
x = 223,849.86
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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.