Finding the Fourth Proportional to 676,460.88, 1,014,738.68 and 271,653.06
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Solution
The fourth proportional to 676,460.88, 1,014,738.68 and 271,653.06 is: 407,498.61
Step by Step Solution
- Step 1: Write the proportion equation
676,460.88 : 1,014,738.68 = 271,653.06 : x - Step 2: Convert to fraction form
676,460.88/1,014,738.68 = 271,653.06/x - Step 3: Cross multiply
676,460.88x = 1,014,738.68 × 271,653.06 - Step 4: Simplify right side
676,460.88x = 275,656,867,522.36 - Step 5: Solve for x
x = 275,656,867,522.36/676,460.88 - Step 6: Final answer
x = 407,498.61
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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.