Finding the Fourth Proportional to 242,591.55, 363,887.33 and 153,580.65
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Solution
The fourth proportional to 242,591.55, 363,887.33 and 153,580.65 is: 230,370.98
Step by Step Solution
- Step 1: Write the proportion equation
242,591.55 : 363,887.33 = 153,580.65 : x - Step 2: Convert to fraction form
242,591.55/363,887.33 = 153,580.65/x - Step 3: Cross multiply
242,591.55x = 363,887.33 × 153,580.65 - Step 4: Simplify right side
242,591.55x = 55,886,051,900.26 - Step 5: Solve for x
x = 55,886,051,900.26/242,591.55 - Step 6: Final answer
x = 230,370.98
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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.