Finding the Fourth Proportional to 912,461.49, 1,259,171.91 and 504,549.81
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Solution
The fourth proportional to 912,461.49, 1,259,171.91 and 504,549.81 is: 696,264.94
Step by Step Solution
- Step 1: Write the proportion equation
912,461.49 : 1,259,171.91 = 504,549.81 : x - Step 2: Convert to fraction form
912,461.49/1,259,171.91 = 504,549.81/x - Step 3: Cross multiply
912,461.49x = 1,259,171.91 × 504,549.81 - Step 4: Simplify right side
912,461.49x = 635,314,947,947.84 - Step 5: Solve for x
x = 635,314,947,947.84/912,461.49 - Step 6: Final answer
x = 696,264.94
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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.