Finding the Fourth Proportional to 627,371.84, 865,675.68 and 372,716.48
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Solution
The fourth proportional to 627,371.84, 865,675.68 and 372,716.48 is: 514,290.84
Step by Step Solution
- Step 1: Write the proportion equation
627,371.84 : 865,675.68 = 372,716.48 : x - Step 2: Convert to fraction form
627,371.84/865,675.68 = 372,716.48/x - Step 3: Cross multiply
627,371.84x = 865,675.68 × 372,716.48 - Step 4: Simplify right side
627,371.84x = 322,651,592,271.21 - Step 5: Solve for x
x = 322,651,592,271.21/627,371.84 - Step 6: Final answer
x = 514,290.84
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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.