Finding the Fourth Proportional to 674,625.05, 1,011,788.55 and 194,748.56
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Solution
The fourth proportional to 674,625.05, 1,011,788.55 and 194,748.56 is: 292,079.81
Step by Step Solution
- Step 1: Write the proportion equation
674,625.05 : 1,011,788.55 = 194,748.56 : x - Step 2: Convert to fraction form
674,625.05/1,011,788.55 = 194,748.56/x - Step 3: Cross multiply
674,625.05x = 1,011,788.55 × 194,748.56 - Step 4: Simplify right side
674,625.05x = 197,044,358,078.05 - Step 5: Solve for x
x = 197,044,358,078.05/674,625.05 - Step 6: Final answer
x = 292,079.81
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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.