Finding the Fourth Proportional to 471,193.43, 706,786.91 and 190,706.63
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Solution
The fourth proportional to 471,193.43, 706,786.91 and 190,706.63 is: 286,058.63
Step by Step Solution
- Step 1: Write the proportion equation
471,193.43 : 706,786.91 = 190,706.63 : x - Step 2: Convert to fraction form
471,193.43/706,786.91 = 190,706.63/x - Step 3: Cross multiply
471,193.43x = 706,786.91 × 190,706.63 - Step 4: Simplify right side
471,193.43x = 134,788,948,780.68 - Step 5: Solve for x
x = 134,788,948,780.68/471,193.43 - Step 6: Final answer
x = 286,058.63
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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.