Finding the Fourth Proportional to 627,324.84, 865,610.82 and 372,669.48
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Solution
The fourth proportional to 627,324.84, 865,610.82 and 372,669.48 is: 514,225.99
Step by Step Solution
- Step 1: Write the proportion equation
627,324.84 : 865,610.82 = 372,669.48 : x - Step 2: Convert to fraction form
627,324.84/865,610.82 = 372,669.48/x - Step 3: Cross multiply
627,324.84x = 865,610.82 × 372,669.48 - Step 4: Simplify right side
627,324.84x = 322,586,734,171.77 - Step 5: Solve for x
x = 322,586,734,171.77/627,324.84 - Step 6: Final answer
x = 514,225.99
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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.