Finding the Fourth Proportional to 547,354.26, 821,267.92 and 294,339.02
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Solution
The fourth proportional to 547,354.26, 821,267.92 and 294,339.02 is: 441,635.72
Step by Step Solution
- Step 1: Write the proportion equation
547,354.26 : 821,267.92 = 294,339.02 : x - Step 2: Convert to fraction form
547,354.26/821,267.92 = 294,339.02/x - Step 3: Cross multiply
547,354.26x = 821,267.92 × 294,339.02 - Step 4: Simplify right side
547,354.26x = 241,731,194,730.24 - Step 5: Solve for x
x = 241,731,194,730.24/547,354.26 - Step 6: Final answer
x = 441,635.72
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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.