Finding the Fourth Proportional to 434,564.60, 651,822.60 and 135,042.80
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Solution
The fourth proportional to 434,564.60, 651,822.60 and 135,042.80 is: 202,556.65
Step by Step Solution
- Step 1: Write the proportion equation
434,564.60 : 651,822.60 = 135,042.80 : x - Step 2: Convert to fraction form
434,564.60/651,822.60 = 135,042.80/x - Step 3: Cross multiply
434,564.60x = 651,822.60 × 135,042.80 - Step 4: Simplify right side
434,564.60x = 88,023,949,007.28 - Step 5: Solve for x
x = 88,023,949,007.28/434,564.60 - Step 6: Final answer
x = 202,556.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.