Finding the Fourth Proportional to 756,785.98, 1,135,370.80 and 251,349.60
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Solution
The fourth proportional to 756,785.98, 1,135,370.80 and 251,349.60 is: 377,088.12
Step by Step Solution
- Step 1: Write the proportion equation
756,785.98 : 1,135,370.80 = 251,349.60 : x - Step 2: Convert to fraction form
756,785.98/1,135,370.80 = 251,349.60/x - Step 3: Cross multiply
756,785.98x = 1,135,370.80 × 251,349.60 - Step 4: Simplify right side
756,785.98x = 285,374,999,897.45 - Step 5: Solve for x
x = 285,374,999,897.45/756,785.98 - Step 6: Final answer
x = 377,088.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.