Finding the Fourth Proportional to 438,532.08, 605,173.08 and 237,328.08
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Solution
The fourth proportional to 438,532.08, 605,173.08 and 237,328.08 is: 327,512.11
Step by Step Solution
- Step 1: Write the proportion equation
438,532.08 : 605,173.08 = 237,328.08 : x - Step 2: Convert to fraction form
438,532.08/605,173.08 = 237,328.08/x - Step 3: Cross multiply
438,532.08x = 605,173.08 × 237,328.08 - Step 4: Simplify right side
438,532.08x = 143,624,565,144.09 - Step 5: Solve for x
x = 143,624,565,144.09/438,532.08 - Step 6: Final answer
x = 327,512.11
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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.