Finding the Fourth Proportional to 360,751.76, 498,037.64 and 217,548.08
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Solution
The fourth proportional to 360,751.76, 498,037.64 and 217,548.08 is: 300,337.09
Step by Step Solution
- Step 1: Write the proportion equation
360,751.76 : 498,037.64 = 217,548.08 : x - Step 2: Convert to fraction form
360,751.76/498,037.64 = 217,548.08/x - Step 3: Cross multiply
360,751.76x = 498,037.64 × 217,548.08 - Step 4: Simplify right side
360,751.76x = 108,347,132,349.73 - Step 5: Solve for x
x = 108,347,132,349.73/360,751.76 - Step 6: Final answer
x = 300,337.09
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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.