Finding the Fourth Proportional to 471,923.48, 707,457.42 and 235,338.68
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Solution
The fourth proportional to 471,923.48, 707,457.42 and 235,338.68 is: 352,794.68
Step by Step Solution
- Step 1: Write the proportion equation
471,923.48 : 707,457.42 = 235,338.68 : x - Step 2: Convert to fraction form
471,923.48/707,457.42 = 235,338.68/x - Step 3: Cross multiply
471,923.48x = 707,457.42 × 235,338.68 - Step 4: Simplify right side
471,923.48x = 166,492,095,379.01 - Step 5: Solve for x
x = 166,492,095,379.01/471,923.48 - Step 6: Final answer
x = 352,794.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.