Finding the Fourth Proportional to 489,762.41, 675,889.04 and 271,974.74
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Solution
The fourth proportional to 489,762.41, 675,889.04 and 271,974.74 is: 375,334.53
Step by Step Solution
- Step 1: Write the proportion equation
489,762.41 : 675,889.04 = 271,974.74 : x - Step 2: Convert to fraction form
489,762.41/675,889.04 = 271,974.74/x - Step 3: Cross multiply
489,762.41x = 675,889.04 × 271,974.74 - Step 4: Simplify right side
489,762.41x = 183,824,741,183.53 - Step 5: Solve for x
x = 183,824,741,183.53/489,762.41 - Step 6: Final answer
x = 375,334.53
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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.