Finding the Fourth Proportional to 490,795.44, 675,356.04 and 409,963.92
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Solution
The fourth proportional to 490,795.44, 675,356.04 and 409,963.92 is: 564,128.33
Step by Step Solution
- Step 1: Write the proportion equation
490,795.44 : 675,356.04 = 409,963.92 : x - Step 2: Convert to fraction form
490,795.44/675,356.04 = 409,963.92/x - Step 3: Cross multiply
490,795.44x = 675,356.04 × 409,963.92 - Step 4: Simplify right side
490,795.44x = 276,871,609,554.08 - Step 5: Solve for x
x = 276,871,609,554.08/490,795.44 - Step 6: Final answer
x = 564,128.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.