Finding the Fourth Proportional to 767,703.77, 1,151,703.26 and 294,352.21
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Solution
The fourth proportional to 767,703.77, 1,151,703.26 and 294,352.21 is: 441,584.91
Step by Step Solution
- Step 1: Write the proportion equation
767,703.77 : 1,151,703.26 = 294,352.21 : x - Step 2: Convert to fraction form
767,703.77/1,151,703.26 = 294,352.21/x - Step 3: Cross multiply
767,703.77x = 1,151,703.26 × 294,352.21 - Step 4: Simplify right side
767,703.77x = 339,006,399,845.21 - Step 5: Solve for x
x = 339,006,399,845.21/767,703.77 - Step 6: Final answer
x = 441,584.91
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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.