Finding the Fourth Proportional to 627,679.99, 941,502.57 and 228,328.12
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Solution
The fourth proportional to 627,679.99, 941,502.57 and 228,328.12 is: 342,485.85
Step by Step Solution
- Step 1: Write the proportion equation
627,679.99 : 941,502.57 = 228,328.12 : x - Step 2: Convert to fraction form
627,679.99/941,502.57 = 228,328.12/x - Step 3: Cross multiply
627,679.99x = 941,502.57 × 228,328.12 - Step 4: Simplify right side
627,679.99x = 214,971,511,783.27 - Step 5: Solve for x
x = 214,971,511,783.27/627,679.99 - Step 6: Final answer
x = 342,485.85
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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.