Finding the Fourth Proportional to 481,228.02, 664,242.51 and 277,415.19
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Solution
The fourth proportional to 481,228.02, 664,242.51 and 277,415.19 is: 382,918.19
Step by Step Solution
- Step 1: Write the proportion equation
481,228.02 : 664,242.51 = 277,415.19 : x - Step 2: Convert to fraction form
481,228.02/664,242.51 = 277,415.19/x - Step 3: Cross multiply
481,228.02x = 664,242.51 × 277,415.19 - Step 4: Simplify right side
481,228.02x = 184,270,963,158.03 - Step 5: Solve for x
x = 184,270,963,158.03/481,228.02 - Step 6: Final answer
x = 382,918.19
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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.