Finding the Fourth Proportional to 451,076.07, 622,484.97 and 249,872.07
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Solution
The fourth proportional to 451,076.07, 622,484.97 and 249,872.07 is: 344,823.45
Step by Step Solution
- Step 1: Write the proportion equation
451,076.07 : 622,484.97 = 249,872.07 : x - Step 2: Convert to fraction form
451,076.07/622,484.97 = 249,872.07/x - Step 3: Cross multiply
451,076.07x = 622,484.97 × 249,872.07 - Step 4: Simplify right side
451,076.07x = 155,541,607,997.79 - Step 5: Solve for x
x = 155,541,607,997.79/451,076.07 - Step 6: Final answer
x = 344,823.45
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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.