Finding the Fourth Proportional to 735,388.36, 1,014,938.08 and 413,122.97
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Solution
The fourth proportional to 735,388.36, 1,014,938.08 and 413,122.97 is: 570,167.09
Step by Step Solution
- Step 1: Write the proportion equation
735,388.36 : 1,014,938.08 = 413,122.97 : x - Step 2: Convert to fraction form
735,388.36/1,014,938.08 = 413,122.97/x - Step 3: Cross multiply
735,388.36x = 1,014,938.08 × 413,122.97 - Step 4: Simplify right side
735,388.36x = 419,294,237,804.05 - Step 5: Solve for x
x = 419,294,237,804.05/735,388.36 - Step 6: Final answer
x = 570,167.09
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1.5x scale
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.