Finding the Fourth Proportional to 541,636.20, 747,458.64 and 296,619.84
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Solution
The fourth proportional to 541,636.20, 747,458.64 and 296,619.84 is: 409,335.75
Step by Step Solution
- Step 1: Write the proportion equation
541,636.20 : 747,458.64 = 296,619.84 : x - Step 2: Convert to fraction form
541,636.20/747,458.64 = 296,619.84/x - Step 3: Cross multiply
541,636.20x = 747,458.64 × 296,619.84 - Step 4: Simplify right side
541,636.20x = 221,711,062,203.42 - Step 5: Solve for x
x = 221,711,062,203.42/541,636.20 - Step 6: Final answer
x = 409,335.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.