Finding the Fourth Proportional to 512,848.44, 769,305.48 and 197,305.38
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Solution
The fourth proportional to 512,848.44, 769,305.48 and 197,305.38 is: 295,970.70
Step by Step Solution
- Step 1: Write the proportion equation
512,848.44 : 769,305.48 = 197,305.38 : x - Step 2: Convert to fraction form
512,848.44/769,305.48 = 197,305.38/x - Step 3: Cross multiply
512,848.44x = 769,305.48 × 197,305.38 - Step 4: Simplify right side
512,848.44x = 151,788,110,067.48 - Step 5: Solve for x
x = 151,788,110,067.48/512,848.44 - Step 6: Final answer
x = 295,970.70
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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.