Finding the Fourth Proportional to 343,529.44, 474,075.54 and 207,544.48
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Solution
The fourth proportional to 343,529.44, 474,075.54 and 207,544.48 is: 286,414.35
Step by Step Solution
- Step 1: Write the proportion equation
343,529.44 : 474,075.54 = 207,544.48 : x - Step 2: Convert to fraction form
343,529.44/474,075.54 = 207,544.48/x - Step 3: Cross multiply
343,529.44x = 474,075.54 × 207,544.48 - Step 4: Simplify right side
343,529.44x = 98,391,761,430.02 - Step 5: Solve for x
x = 98,391,761,430.02/343,529.44 - Step 6: Final answer
x = 286,414.35
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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.