Finding the Fourth Proportional to 909,874.44, 1,364,762.42 and 278,790.08
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Solution
The fourth proportional to 909,874.44, 1,364,762.42 and 278,790.08 is: 418,170.03
Step by Step Solution
- Step 1: Write the proportion equation
909,874.44 : 1,364,762.42 = 278,790.08 : x - Step 2: Convert to fraction form
909,874.44/1,364,762.42 = 278,790.08/x - Step 3: Cross multiply
909,874.44x = 1,364,762.42 × 278,790.08 - Step 4: Simplify right side
909,874.44x = 380,482,224,252.79 - Step 5: Solve for x
x = 380,482,224,252.79/909,874.44 - Step 6: Final answer
x = 418,170.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.