Finding the Fourth Proportional to 488,264.72, 732,114.84 and 151,215.44
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Solution
The fourth proportional to 488,264.72, 732,114.84 and 151,215.44 is: 226,735.75
Step by Step Solution
- Step 1: Write the proportion equation
488,264.72 : 732,114.84 = 151,215.44 : x - Step 2: Convert to fraction form
488,264.72/732,114.84 = 151,215.44/x - Step 3: Cross multiply
488,264.72x = 732,114.84 × 151,215.44 - Step 4: Simplify right side
488,264.72x = 110,707,067,661.13 - Step 5: Solve for x
x = 110,707,067,661.13/488,264.72 - Step 6: Final answer
x = 226,735.75
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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.