Finding the Fourth Proportional to 467.89, 702.18 and 346.48
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Solution
The fourth proportional to 467.89, 702.18 and 346.48 is: 519.97
Step by Step Solution
- Step 1: Write the proportion equation
467.89 : 702.18 = 346.48 : x - Step 2: Convert to fraction form
467.89/702.18 = 346.48/x - Step 3: Cross multiply
467.89x = 702.18 × 346.48 - Step 4: Simplify right side
467.89x = 243,289.57 - Step 5: Solve for x
x = 243,289.57/467.89 - Step 6: Final answer
x = 519.97
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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.