Finding the Fourth Proportional to 347,955.80, 488,537.80 and 347,955.80
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Solution
The fourth proportional to 347,955.80, 488,537.80 and 347,955.80 is: 488,537.80
Step by Step Solution
- Step 1: Write the proportion equation
347,955.80 : 488,537.80 = 347,955.80 : x - Step 2: Convert to fraction form
347,955.80/488,537.80 = 347,955.80/x - Step 3: Cross multiply
347,955.80x = 488,537.80 × 347,955.80 - Step 4: Simplify right side
347,955.80x = 169,989,561,029.24 - Step 5: Solve for x
x = 169,989,561,029.24/347,955.80 - Step 6: Final answer
x = 488,537.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.