Finding the Fourth Proportional to 677,214.57, 934,566.66 and 371,318.88
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Solution
The fourth proportional to 677,214.57, 934,566.66 and 371,318.88 is: 512,425.84
Step by Step Solution
- Step 1: Write the proportion equation
677,214.57 : 934,566.66 = 371,318.88 : x - Step 2: Convert to fraction form
677,214.57/934,566.66 = 371,318.88/x - Step 3: Cross multiply
677,214.57x = 934,566.66 × 371,318.88 - Step 4: Simplify right side
677,214.57x = 347,022,245,476.54 - Step 5: Solve for x
x = 347,022,245,476.54/677,214.57 - Step 6: Final answer
x = 512,425.84
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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.