Finding the Fourth Proportional to 547,534.08, 755,516.16 and 321,252.48
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Solution
The fourth proportional to 547,534.08, 755,516.16 and 321,252.48 is: 443,280.97
Step by Step Solution
- Step 1: Write the proportion equation
547,534.08 : 755,516.16 = 321,252.48 : x - Step 2: Convert to fraction form
547,534.08/755,516.16 = 321,252.48/x - Step 3: Cross multiply
547,534.08x = 755,516.16 × 321,252.48 - Step 4: Simplify right side
547,534.08x = 242,711,440,080.08 - Step 5: Solve for x
x = 242,711,440,080.08/547,534.08 - Step 6: Final answer
x = 443,280.97
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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.