Finding the Fourth Proportional to 400,584.96, 552,985.92 and 264,703.68
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Solution
The fourth proportional to 400,584.96, 552,985.92 and 264,703.68 is: 365,409.15
Step by Step Solution
- Step 1: Write the proportion equation
400,584.96 : 552,985.92 = 264,703.68 : x - Step 2: Convert to fraction form
400,584.96/552,985.92 = 264,703.68/x - Step 3: Cross multiply
400,584.96x = 552,985.92 × 264,703.68 - Step 4: Simplify right side
400,584.96x = 146,377,408,012.19 - Step 5: Solve for x
x = 146,377,408,012.19/400,584.96 - Step 6: Final answer
x = 365,409.15
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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.