Finding the Fourth Proportional to 672,114.62, 927,509.64 and 366,203.74
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Solution
The fourth proportional to 672,114.62, 927,509.64 and 366,203.74 is: 505,356.51
Step by Step Solution
- Step 1: Write the proportion equation
672,114.62 : 927,509.64 = 366,203.74 : x - Step 2: Convert to fraction form
672,114.62/927,509.64 = 366,203.74/x - Step 3: Cross multiply
672,114.62x = 927,509.64 × 366,203.74 - Step 4: Simplify right side
672,114.62x = 339,657,494,416.51 - Step 5: Solve for x
x = 339,657,494,416.51/672,114.62 - Step 6: Final answer
x = 505,356.51
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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.