Finding the Fourth Proportional to 577,862.75, 797,435.24 and 319,732.97
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Solution
The fourth proportional to 577,862.75, 797,435.24 and 319,732.97 is: 441,222.99
Step by Step Solution
- Step 1: Write the proportion equation
577,862.75 : 797,435.24 = 319,732.97 : x - Step 2: Convert to fraction form
577,862.75/797,435.24 = 319,732.97/x - Step 3: Cross multiply
577,862.75x = 797,435.24 × 319,732.97 - Step 4: Simplify right side
577,862.75x = 254,966,332,082.02 - Step 5: Solve for x
x = 254,966,332,082.02/577,862.75 - Step 6: Final answer
x = 441,222.99
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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.