Finding the Fourth Proportional to 495,052.49, 742,459.84 and 228,556.96
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Solution
The fourth proportional to 495,052.49, 742,459.84 and 228,556.96 is: 342,780.54
Step by Step Solution
- Step 1: Write the proportion equation
495,052.49 : 742,459.84 = 228,556.96 : x - Step 2: Convert to fraction form
495,052.49/742,459.84 = 228,556.96/x - Step 3: Cross multiply
495,052.49x = 742,459.84 × 228,556.96 - Step 4: Simplify right side
495,052.49x = 169,694,361,524.94 - Step 5: Solve for x
x = 169,694,361,524.94/495,052.49 - Step 6: Final answer
x = 342,780.54
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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.