Finding the Fourth Proportional to 915,476.48, 1,263,107.27 and 547,805.63
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Solution
The fourth proportional to 915,476.48, 1,263,107.27 and 547,805.63 is: 755,822.00
Step by Step Solution
- Step 1: Write the proportion equation
915,476.48 : 1,263,107.27 = 547,805.63 : x - Step 2: Convert to fraction form
915,476.48/1,263,107.27 = 547,805.63/x - Step 3: Cross multiply
915,476.48x = 1,263,107.27 × 547,805.63 - Step 4: Simplify right side
915,476.48x = 691,937,264,745.37 - Step 5: Solve for x
x = 691,937,264,745.37/915,476.48 - Step 6: Final answer
x = 755,822.00
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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.