Finding the Fourth Proportional to 438,225.75, 604,751.58 and 237,021.75
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Solution
The fourth proportional to 438,225.75, 604,751.58 and 237,021.75 is: 327,090.04
Step by Step Solution
- Step 1: Write the proportion equation
438,225.75 : 604,751.58 = 237,021.75 : x - Step 2: Convert to fraction form
438,225.75/604,751.58 = 237,021.75/x - Step 3: Cross multiply
438,225.75x = 604,751.58 × 237,021.75 - Step 4: Simplify right side
438,225.75x = 143,339,277,806.87 - Step 5: Solve for x
x = 143,339,277,806.87/438,225.75 - Step 6: Final answer
x = 327,090.04
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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.