Finding the Fourth Proportional to 343,534.26, 515,336.74 and 118,894.30
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Solution
The fourth proportional to 343,534.26, 515,336.74 and 118,894.30 is: 178,353.68
Step by Step Solution
- Step 1: Write the proportion equation
343,534.26 : 515,336.74 = 118,894.30 : x - Step 2: Convert to fraction form
343,534.26/515,336.74 = 118,894.30/x - Step 3: Cross multiply
343,534.26x = 515,336.74 × 118,894.30 - Step 4: Simplify right side
343,534.26x = 61,270,600,966.58 - Step 5: Solve for x
x = 61,270,600,966.58/343,534.26 - Step 6: Final answer
x = 178,353.68
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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.