Finding the Fourth Proportional to 474,034.48, 711,249.36 and 207,986.20
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Solution
The fourth proportional to 474,034.48, 711,249.36 and 207,986.20 is: 312,066.02
Step by Step Solution
- Step 1: Write the proportion equation
474,034.48 : 711,249.36 = 207,986.20 : x - Step 2: Convert to fraction form
474,034.48/711,249.36 = 207,986.20/x - Step 3: Cross multiply
474,034.48x = 711,249.36 × 207,986.20 - Step 4: Simplify right side
474,034.48x = 147,930,051,638.83 - Step 5: Solve for x
x = 147,930,051,638.83/474,034.48 - Step 6: Final answer
x = 312,066.02
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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.