Finding the Fourth Proportional to 471,580.42, 650,588.61 and 290,237.62
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Solution
The fourth proportional to 471,580.42, 650,588.61 and 290,237.62 is: 400,409.52
Step by Step Solution
- Step 1: Write the proportion equation
471,580.42 : 650,588.61 = 290,237.62 : x - Step 2: Convert to fraction form
471,580.42/650,588.61 = 290,237.62/x - Step 3: Cross multiply
471,580.42x = 650,588.61 × 290,237.62 - Step 4: Simplify right side
471,580.42x = 188,825,289,765.51 - Step 5: Solve for x
x = 188,825,289,765.51/471,580.42 - Step 6: Final answer
x = 400,409.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.