Finding the Fourth Proportional to 561,881.16, 775,252.08 and 332,427.60
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Solution
The fourth proportional to 561,881.16, 775,252.08 and 332,427.60 is: 458,664.94
Step by Step Solution
- Step 1: Write the proportion equation
561,881.16 : 775,252.08 = 332,427.60 : x - Step 2: Convert to fraction form
561,881.16/775,252.08 = 332,427.60/x - Step 3: Cross multiply
561,881.16x = 775,252.08 × 332,427.60 - Step 4: Simplify right side
561,881.16x = 257,715,188,349.41 - Step 5: Solve for x
x = 257,715,188,349.41/561,881.16 - Step 6: Final answer
x = 458,664.94
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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.