Finding the Fourth Proportional to 672,214.48, 927,643.98 and 366,293.53
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Solution
The fourth proportional to 672,214.48, 927,643.98 and 366,293.53 is: 505,478.53
Step by Step Solution
- Step 1: Write the proportion equation
672,214.48 : 927,643.98 = 366,293.53 : x - Step 2: Convert to fraction form
672,214.48/927,643.98 = 366,293.53/x - Step 3: Cross multiply
672,214.48x = 927,643.98 × 366,293.53 - Step 4: Simplify right side
672,214.48x = 339,789,988,017.45 - Step 5: Solve for x
x = 339,789,988,017.45/672,214.48 - Step 6: Final answer
x = 505,478.53
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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.